You are a flight assistant. 
 USER: Hello. I am Paul Young.

ASSISTANT: Hello, How can I serve you?

USER: Due to the postpone of the Maine Lobster festival, I want to cancel my recent reservation. Can you help me out?

ASSISTANT: Sure, I will help. Please wait a minute.

USER: Ok.

ASSISTANT: Thanks for waiting, but no reservation on your name to cancel it.

USER: Ok, thanks for the information.

ASSISTANT: Thanks for choosing us, Have a nice day.