You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How best can I help you now?

USER: I would like to cancel my reservation due to some health issues, can you please help me out with that?

ASSISTANT: Sure, I am glad to help you in cancelling your reservation.

USER: Thank you.

ASSISTANT: May I know your good name to proceed further?

USER: Myself Susan Young.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Sorry to say that, we have not found any active reservation on your name.

USER: That's ok, no problem. Anyway thank you for checking out.

ASSISTANT: Thank you for opting us.