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

ASSISTANT: Hello, how may I assist you?

USER: My tour with my cousin's has been cancelled, help me in cancelling my reservation.

ASSISTANT: Sure, please wait a moment.

USER: Sure.

ASSISTANT: There is no reservation on your name.

USER: Its ok, thank you for your fast response.

ASSISTANT: Thank you.