You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: Please help me out in cancelling my recent reservation.

ASSISTANT: Sure, may I know your name?

USER: Edward Martin is my name.

ASSISTANT: Please give me a moment to check your ticket status.

USER: Ok.

ASSISTANT: Sorry Edward martin, no reservation is available by your name.

USER: That's ok, thank you.

ASSISTANT: Thank you for choosing us.