You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you?

USER: I need to cancel my reservation as my scheduled got cancelled. Can you please guide me with that?

ASSISTANT: Can I know your name?

USER: Sure, my name is Christopher Thomas.

ASSISTANT: I am sorry, there are no reservation with your name.

USER: Not a problem with that, anyways thank you for the information.

ASSISTANT: Thank you, have a good day.