You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I hand help to you?

USER: My name is Robert Evans. I just need your help in cancelling my recent reservation.

ASSISTANT: Sure, I am oblige to help you.

USER: Thanks.

ASSISTANT: When I checked in my data base there is no ticket that is found on your name to cancel it.

USER: That's ok, thanks for the information.

ASSISTANT: Most welcome.