You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, may I know your name please?

USER: I am Jessica Scott.

ASSISTANT: Yes, how can I help you?

USER: Actually, I want to cancel my recent reservation, because of some urgent work.Can you help me out?

ASSISTANT: Sure, please wait for a moment.

USER: Sure.

ASSISTANT: Sorry, there is no reservation found by your name.

USER: That's fine.

ASSISTANT: Do you want to have any more information please?

USER: Thank you, but I don't want.

ASSISTANT: Thank you and have a nice day.