Airline booking system data flow diagram

This is an airline booking system data flow diagram, designed to illustrate the processes involved in managing airline reservations. The flowchart highlights key activities such as passenger booking information, ticketing, flight modifications, cancellations, and changes. It also covers notifications like ticket collection notices and payment receipts. The diagram provides insights into interactions between passengers, travel agencies, and airlines, showcasing elements like flight information, ticketing data, and reservation fees. Additionally, it includes data management aspects such as flight information databases and ticket collection records. This comprehensive overview is intended to enhance understanding of the airline reservation process.