You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you now?

USER: Actually I want to cancel my recent reservation. Can you help me?

ASSISTANT: Sure, may I know your name please?

USER: Sure, I am Jason King.

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

USER: Ok, no problem.

ASSISTANT: Thank you for approaching us, have a nice day.

USER: Thank you for your time.