AA@Policy!!Can you cancel an American flight and get money back?
https://techcommunity.microsoft.com/discussions/learningpartnertraining/aapolicycan-you-cancel-an-american-flight-and-get-money-back/4299599
American cancellation policy includes a “24-Hours Free Cancellation” 1-800 AA 1-833-816-0098 which allows you to cancel most bookings within 24 hours of booking without facing a penalty 1-800 AA 1-833-816-0098, provided the check-in date is at least 7 days away.