You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you at this moment?

USER: I am looking to cancel my ticket which is booked to reach New York city because I have got a call from my manager that there is an important work. Can you please help me to cancel the ticket?

ASSISTANT: Sure, I am happy to help you with that.

USER: Thank you for accepting my request.

ASSISTANT: Can I know your full name?

USER: Sure, my name is Katherine Brown.

ASSISTANT: Please wait for a moment.

USER: Ok, take your time and tell me the ticket status.

ASSISTANT: Sorry to inform you that, there is no reservation found on your name in our database.

USER: Oh! I think the ticket is not reserved properly. Anyways thanks a lot for your valuable time.

ASSISTANT: Thank you for consulting us. Have a nice day.

USER: You are welcome.