Flight Reservation Project Using .NET 9 Microservices

1. Understanding Flight Reservation Basics

Feature: Search Flights:

• User inputs departure and destination cities, travel dates, number of passengers, and flight class (economy, business, etc.).
• Application queries available flights and displays results with pricing, duration, stops, and airline details.

Feature: Select Flight:

• User selects a flight from the search results.
• Options for extras (e.g., seat selection, meals, baggage) are often offered at this stage.

Enter Passenger Details:

• User provides traveler information such as name, age, passport (if international), contact details, etc.

Payment and Booking Confirmation:

• User makes payment via credit card, debit card, PayPal, or other payment methods.
• Booking is confirmed, and a ticket (e-ticket) is generated.

Feature: Ticket Issuance:

• E-ticket is sent to the user via email or displayed on the web app.
• The ticket includes a booking reference, flight details, and passenger information.

Manage Booking:

• User can view or modify bookings (change dates, cancel flights, etc.) based on the airline's policies.

Check-in:

• User checks in online and selects seats (if not already selected).

Feature: Boarding:

• User receives a boarding pass to present at the airport for flight boarding.

2. High-Level Architecture of a Flight Reservation App

Frontend:

• Frameworks: Blazor

Features:

• Flight search form.
• Search results page with filters (price, stops, airlines, etc.).
• User account management (login, booking history, etc.).
• Payment interface.

Backend:

• Framework: .NET 9 Web API, gRPC  Microservices |.

Key Responsibilities:

• Handling Airline management.
• Handling booking logic and transactions.
• Storing user and booking data securely.
• Managing authentication and authorization.

Database:

• Relational Database: SQL Server.

Stores:

• User data.
• Flight details and schedules.
• Bookings and payments.