Word forms: (present) changes a reservation, (past) changed a reservation, (perfect) changed a reservation, (progressive) changing a reservation
(Hospitality (hotel): Reservations and checking in and out)
You may change your reservation by calling at least 72 hours before your check-in. The guest's flight has been cancelled - can we change the reservation so he can check in tomorrow? They were disappointed that we were not able to change their reservations to another date.
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