You are a flight assistant. 
 USER: Hello, I am Gary Edwards.

ASSISTANT: Hello, how may I aid you?

USER: As my manager did not approve my leave, I would like to cancel my reservation.

ASSISTANT: Sure, give me a moment. I will check your ticket's details in our records.

USER: Ok.

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

USER: That's ok, may be my friend has canceled it before.

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

USER: Thank you.