You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I have planned an event with my family but suddenly it got cancelled. So please help me with cancelling my reservation.

ASSISTANT: Sure, can I know your name please.

USER: Sure, myself Andrew Moore.

ASSISTANT: Sorry Moore, there is no reservation found on your name.

USER: Oh! It might not be booked properly.

ASSISTANT: Thank you for approaching us.

USER: Anyway, thank you for your time.