Back to Blog
January 8, 20267 min readReplay AI for

Replay AI for Travel Booking Sites: Speed Up UI Development for Flight Search

R
Replay Team
Developer Advocates

TL;DR: Replay transforms screen recordings of travel booking site interactions into working, multi-page UI code, dramatically accelerating flight search feature development.

The Flight Search Bottleneck: Why UI Development Takes Too Long#

Building a smooth, intuitive flight search experience is crucial for any travel booking site. Users expect instant results, flexible filtering, and a seamless booking process. But the UI development required for these features can be a major bottleneck. Traditional methods – manually coding from mockups or relying on static screenshot-to-code tools – are time-consuming, error-prone, and often fail to capture the nuances of user behavior.

The problem isn't just about writing code. It's about understanding the intent behind user interactions. What filters are they applying? How do they navigate between search results and booking pages? Static images can't answer these questions. They only show the final visual state. That's where Replay comes in.

Replay: Behavior-Driven Reconstruction for Flight Search UIs#

Replay leverages the power of Gemini to analyze video recordings of user interactions with travel booking sites. This "Behavior-Driven Reconstruction" approach treats the video as the source of truth, capturing not just the visual elements but also the sequence of actions, user inputs, and navigation flows. This allows Replay to generate working, multi-page UI code that accurately reflects the desired user experience.

How Replay Accelerates Flight Search Development#

  • Rapid Prototyping: Generate a functional prototype of a flight search feature in minutes, based on a simple screen recording of a competitor's site or an internal user testing session.
  • Reduced Development Time: Eliminate the need for manual coding from scratch. Replay handles the tedious work of translating UI designs into working code, freeing up developers to focus on more complex logic and integrations.
  • Improved UI/UX Consistency: Ensure consistency across different pages and components by generating code that accurately reflects the intended user flow.
  • Faster Iteration Cycles: Quickly iterate on UI designs by simply recording new user interactions and regenerating the code.

Example: Reconstructing a Flight Search Flow with Replay#

Imagine you want to recreate the flight search functionality of a popular travel site. Instead of manually coding the entire UI, you can simply record a video of yourself using the site's search feature.

This video captures:

  1. Entering origin and destination cities.
  2. Selecting dates from a calendar.
  3. Applying filters (e.g., number of stops, airline preference).
  4. Navigating between search results and flight details pages.

Replay analyzes this video and generates the corresponding React code, complete with styling and event handlers.

typescript
// Example React component generated by Replay import React, { useState } from 'react'; const FlightSearch = () => { const [origin, setOrigin] = useState(''); const [destination, setDestination] = useState(''); const [departureDate, setDepartureDate] = useState(''); const [searchResults, setSearchResults] = useState([]); const handleSearch = async () => { // Simulated API call (replace with your actual API) const response = await fetch(`/api/flights?origin=${origin}&destination=${destination}&departureDate=${departureDate}`); const data = await response.json(); setSearchResults(data); }; return ( <div> <h1>Flight Search</h1> <input type="text" placeholder="Origin" value={origin} onChange={(e) => setOrigin(e.target.value)} /> <input type="text" placeholder="Destination" value={destination} onChange={(e) => setDestination(e.target.value)} /> <input type="date" value={departureDate} onChange={(e) => setDepartureDate(e.target.value)} /> <button onClick={handleSearch}>Search</button> <ul> {searchResults.map((flight) => ( <li key={flight.id}> {flight.origin} to {flight.destination} - {flight.price} </li> ))} </ul> </div> ); }; export default FlightSearch;

This code provides a functional starting point for your flight search feature. You can then customize it to fit your specific needs and integrate it with your backend API.

Step-by-Step Guide: Building a Basic Flight Search UI with Replay#

Here’s a simplified example of how you can use Replay to accelerate UI development:

Step 1: Record the User Flow

Record a video of yourself interacting with a flight search interface. This can be a competitor's site, a mockup, or even a hand-drawn wireframe. Focus on capturing the key interactions: entering search terms, selecting dates, and applying filters.

Step 2: Upload to Replay

Upload the video to the Replay platform. Replay will analyze the video and generate the corresponding code.

Step 3: Review and Customize the Code

Review the generated code and make any necessary adjustments. You can modify the styling, add new features, or integrate it with your existing codebase.

Step 4: Integrate with Your Backend

Connect the UI to your backend API to fetch real-time flight data.

Replay vs. Traditional Methods and Other Tools#

Replay offers significant advantages over traditional UI development methods and other code generation tools.

Comparison Table: Replay vs. Alternatives#

FeatureManual CodingScreenshot-to-Codev0.devReplay
InputDesign MockupsStatic ScreenshotsText PromptsVideo
Behavior AnalysisPartial
Multi-Page GenerationLimited
Style InjectionBasic
Supabase Integration
AccuracyHigh (if skilled)LowMediumHigh
Development SpeedSlowModerateModerateFast
Understanding User IntentRequires Manual InterpretationNoneLimitedHigh

📝 Note: v0.dev excels at generating UI components from text prompts, but it lacks the ability to analyze user behavior from video recordings.

Addressing Common Concerns#

  • Accuracy: Replay's accuracy depends on the quality of the video recording. Clear, well-lit videos with minimal distractions will yield the best results.
  • Customization: The generated code is a starting point, not a finished product. You'll still need to customize it to fit your specific needs and integrate it with your backend.
  • Learning Curve: Replay is designed to be easy to use, but some familiarity with front-end development concepts is helpful.

💡 Pro Tip: For optimal results, ensure the video recording is clear, stable, and captures the entire user flow from start to finish.

Real-World Benefits for Travel Booking Sites#

  • Reduced Development Costs: By automating the UI development process, Replay can significantly reduce development costs.
  • Faster Time to Market: Quickly launch new flight search features and stay ahead of the competition.
  • Improved User Experience: Create intuitive and user-friendly interfaces that drive conversions.
  • Data-Driven Design: Use Replay to analyze user behavior and identify areas for improvement.

⚠️ Warning: While Replay significantly accelerates UI development, it's crucial to validate the generated code and thoroughly test the functionality before deploying it to production.

Frequently Asked Questions#

Is Replay free to use?#

Replay offers a free tier with limited usage. Paid plans are available for higher usage and advanced features.

How is Replay different from v0.dev?#

While both tools aim to accelerate UI development, Replay analyzes video recordings of user interactions, while v0.dev generates UI components from text prompts. Replay excels at capturing user intent and reconstructing complex workflows, while v0.dev is ideal for quickly generating individual components. Replay also offers features like multi-page generation and Supabase integration that are not available in v0.dev.

What kind of video quality is required for Replay?#

Clear, well-lit videos with minimal distractions are recommended. The better the video quality, the more accurate the generated code will be.

What frameworks and languages does Replay support?#

Replay primarily supports React, but future versions will support other popular frameworks like Vue.js and Angular. The generated code is typically in TypeScript.


Ready to try behavior-driven code generation? Get started with Replay - transform any video into working code in seconds.

Ready to try Replay?

Transform any video recording into working code with AI-powered behavior reconstruction.

Launch Replay Free