Whereas Additionally, travellers can book flights by calling the toll-free number. The airline provides the traveller with the toll-free number. Customer service is available day and night to assist the traveller with any questions. Reservations with American Airlines, flight cancellations, rescheduling, refunds, the baggage rules, and many other topics are all subject to inquiries. Here, the support staff will respond to each of the passenger's questions with the appropriate information. The passenger's call to customer service is automatically recorded for reference.