You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Myself James King. I want to cancel my recent reservation due to some health issues, can you help me?

ASSISTANT: Sure, I will solve your concern in cancelling the flight ticket. Please allow me a moment to check any active reservation is found on your name or not.

USER: Thank you for considering my concern and I will wait for your positive response.

ASSISTANT: Sorry James King, there is no reservation on your name.

USER: That's ok, may be my friend as been cancelled before and I was not aware of it. Anyway thank you for the information.

ASSISTANT: Thank you for reaching us.