You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: Please, can you help me to cancel my reservation which was booked to New York on  last week?

ASSISTANT: Sure, I am gleeful to help you with that.

USER: Thank you.

ASSISTANT: Can I know your name to check your previous reservation?

USER: I am Edwards Anderson.

ASSISTANT: Please be on hold to check.

USER: Sure.

ASSISTANT: We regret to inform you that, there is no reservation found on your name in our records.

USER: Ok, not a problem. Thank you.

ASSISTANT: Thank you for approaching us, have a great day.