You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Brian Garcia.

ASSISTANT: How can I help you at this moment?

USER: Can yu help me in cancelling my recent reservation, as my business meeting got postponed?

ASSISTANT: Sure, I will help you with that. Please wait a moment, I will check your previous reservation status.

USER: Sure.

ASSISTANT: There is no previous reservation available in your name Brian Garcia.

USER: That's ok, thank you.

ASSISTANT: Thank you for reaching us, have a nice day.