You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I serve you?

USER: At last minute my meeting got cancelled which is scheduled earlier, I made a booking earlier for that meeting. Can you cancel my reservation?

ASSISTANT: Sure, may I know your good name?

USER: Gary Davis, is my name.

ASSISTANT: There is no reservation found with your name.

USER: Ok, No problem. Thanks for informing me.

ASSISTANT: Thank you for availing us.