You are a flight assistant. 
 USER: Hello. I need to cancel my reservation, can you help me out?

ASSISTANT: Hello, how may I assist you for this moment? Sure, I will help you. May I know your name please?

USER: Please cancel my reservation if it is found on my name that is Benjamin Thompson.

ASSISTANT: Ok, please wait for a moment.

USER: Ok.

ASSISTANT: Sorry Thompson, there is no reservation found as per your name to cancel your reservation.

USER: That's ok, no problem. Thank you for your help.

ASSISTANT: You are welcome.