Hello.
Hello. How can I help you?
My vacation has been postponed.Can you please help me for cancelling the recent reservation?
May I know your preferable dates? Sure. Give me a minute?
Ok. Can you please cancel the reservation based  on my name?
May I know your name please?
Sure, my name is Gary Mitchell.
I am sorry to say that there is no reservation found.
Ok, It's fine. Thank you for your information.
Thank you.