You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Susan Jones.

ASSISTANT: How may I aid you today?

USER:  I want to cancel my reservation as my project got ramp down. Can you help me with that?

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: Please wait a moment to check your previous reservation.

USER: Sure.

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

USER: Ok, no issues. Thanks for the information.

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