Amadeus is a global distribution system (GDS) used by travel agencies and airlines like American Airlines to manage bookings, reservations, and ticketing. It helps streamline operations, offering real-time access to flight information, availability, and pricing for American Airlines flights.

For assistance, call +1(888)-889-2015, and Hawaiian Airlines’ customer service team will guide you through the cancellation process.

https://americanairtravel.com/hawaiian-airlines-flight-cancellation-and-refund-policy/