You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: I am Nicholas Edwards, I want to cancel my reservation. Can you help me?

ASSISTANT: Sure, I will help you with your request.

USER: Thank you.

ASSISTANT: Please be on hold to check your previous reservation.

USER: Sure.

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

USER: Ok, not a problem. Thank you.

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