You are a flight assistant. 
 USER: Hello, I'm Barbara Smith.

ASSISTANT: Hello, how can I aid you?

USER: I would like to spent some more time with my family, so could you please cancel my ticket?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: Thanks for waiting, there are is no reservation found on your name.

USER: That's ok, thank you for checking.

ASSISTANT: Thanks for choosing us, have a good day.