Account Creation: Allow users to create and manage their accounts, including personal information, travel preferences, and payment methods.
Authentication: Implement secure login and logout functionalities, including password management and two-factor authentication.
Role-Based Access: Implement role-based access for different types of users (e.g., travelers, travel agents, administrators).
Search and Booking
Search Functionality: Enable users to search for travel options based on criteria such as destination, dates, number of passengers, and travel class.
Availability Check: Display real-time availability of flights, hotels, car rentals, and other travel services.
Booking and Reservation: Allow users to book flights, hotels, car rentals, and vacation packages, including selecting options and entering required details.
Booking Confirmation: Send booking confirmations to users via email or SMS, including details of their travel arrangements.
Payment Processing
Fare Calculation: Calculate and display total costs for bookings, including taxes, fees, and any additional charges.
Payment Methods: Support various payment methods, including credit/debit cards, digital wallets, and bank transfers.
Transaction Processing: Integrate with payment gateways to process payments securely and handle refunds or cancellations.
Itinerary Management
View and Manage Itineraries: Allow users to view, modify, or cancel their bookings and itineraries.
Trip Details: Provide detailed trip information, including booking references, dates, times, and locations.
Notifications and Alerts
Booking Updates: Send notifications to users about booking confirmations, changes, cancellations, and reminders.
Travel Alerts: Provide alerts for important travel updates, such as flight delays, weather conditions, or itinerary changes.
Customer Support
Support Channels: Offer multiple support channels, including live chat, email, and phone support, to assist users with their travel-related issues.
Help Center: Provide a help center with FAQs, guides, and troubleshooting resources.
Reporting and Analytics
Booking Reports: Generate reports on booking statistics, revenue, and user behavior.
Performance Metrics: Track system performance metrics, such as booking volumes and payment processing times.
Integration
Third-Party Services: Integrate with third-party services for flight, hotel, and car rental data, including Global Distribution Systems (GDS) and property management systems.
API Integration: Provide APIs for integration with external systems, such as CRM or ERP systems.
Security and Compliance
Data Protection: Implement measures to protect sensitive user data, including payment information and personal details.
Compliance: Ensure compliance with relevant regulations and standards, such as GDPR and PCI DSS.
User Preferences and Personalization
User Profiles: Allow users to save their travel preferences, frequently used payment methods, and personal information for a personalized booking experience.
Recommendations: Provide personalized travel recommendations based on user preferences and booking history.
Non-Functional Requirements
Performance
Response Time: Ensure fast response times for search queries, booking processes, and payment transactions (e.g., under 2 seconds for most operations).
Scalability: The system should handle increasing numbers of users, bookings, and transactions without performance degradation.
Reliability
Uptime: Ensure high system availability with minimal downtime (e.g., 99.9% uptime).
Error Handling: Implement robust error handling and recovery mechanisms to manage system failures and ensure data integrity.
Security
Data Encryption: Protect sensitive data through encryption, both in transit and at rest.
Authentication and Authorization: Use secure authentication methods and role-based access control to manage user access and permissions.
Fraud Detection: Implement measures to detect and prevent fraudulent activities.
Usability
User Interface: Design an intuitive and user-friendly interface for searching, booking, and managing travel arrangements.
Accessibility: Ensure the system is accessible to users with disabilities, following accessibility standards (e.g., WCAG).
Maintainability
Code Quality: Write high-quality, well-documented code to facilitate system maintenance and updates.
Documentation: Provide comprehensive documentation for users, developers, and administrators, including user guides, technical manuals, and troubleshooting guides.
Availability
Backup and Recovery: Implement regular data backups and establish procedures for data recovery in case of system failures or data loss.
Failover: Ensure the system has failover capabilities to switch to backup systems or servers if necessary.
Portability
Cross-Platform Compatibility: Ensure the system is compatible with various devices and operating systems used by users, including desktops, tablets, and mobile devices.
Supportability
Technical Support: Provide mechanisms for users to obtain support and resolve issues, including help desks, online resources, and customer service.
Error Reporting: Include functionality for reporting issues or bugs and tracking their resolution.
