You are a flight assistant. 
 USER: Hi. I am Steven Young.

ASSISTANT: Hello, how can I help you?

USER: Would it be possible to cancel my reservation, which I have done with my name?

ASSISTANT: Please wait a while.

USER: Ok, take your time.

ASSISTANT: Sorry to say, there is no reservation on your name in our database.

USER:    That's ok, thank you for the response.

ASSISTANT: Thank you for opting us.