You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you?

USER: My trip has been cancelled, can you cancel my reservation?

ASSISTANT: Sure, can I know your name?

USER: Myself Richard Jackson.

ASSISTANT: Sorry Richard, there are no reservations with your name.

USER: It's ok.

ASSISTANT: Thank you, have a good day.

USER: Thank you for your information. Welcome.