You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I want to cancel the recent ticket  because the planned trip got cancelled suddenly. Can you please help me in cancelling the ticket?

ASSISTANT: Sure, I am here to help you out.

USER: Thank you for accepting my request.

ASSISTANT: May I know your name please to proceed further?

USER: My name is Nicole Campbell.

ASSISTANT: Nicole Campbell, we haven't found any reservation under your name in our database.

USER: It's ok, thank you for checking my ticket status.

ASSISTANT: Thank you for approaching us.

USER: You are welcome.