You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What help that I can assist you right now?

USER: Owing to an emergency, I want to cancel my recent reservation. Can you help me out?

ASSISTANT: Sure, I am glad to help you and may I know your name which you have used while your booking your flight ticket?

USER: I am Paul Jackson.

ASSISTANT: Please give me a moment.

USER: Ok, take your time.

ASSISTANT: Thank you for being on hold, no reservation had found for the user name in our back end to cancel your flight ticket booking.

USER: That's ok. Anyways, thank you for your help.

ASSISTANT: You are most welcome and have a nice day.