Hi.
Hello. May I know your name?
I am Debra Clark.
How can I assist you?
As my reporting date got postponed, I would like to cancel my reservation. Can you help me with that?
 Sure, I can  help you out. Please wait for a minute.
Ok.
Thanks for your time. We didn't any reservation by this name.
No issues, thank you for your response.
Thank you for opting us.