Hello.
Hello, how may I serve you today?
I have to  change my reservation  due to my planned event got postponed. So please help me with that.
Sure, we are here to help you.
Thank you.
May I know your good name please?
Sure, please check the reservation with my name Amy Allen.
Please wait a minute.
Sure, take your time.
Sorry, there is no reservation found on your name to change.
Oh! It may not be booked properly due to server issues while booking. Anyway, thank you for your time.
Thank you for opting us.