You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Nicole Brown here.

ASSISTANT: How can I aid you?

USER: Can you help me in cancelling my ticket? Actually, I have some urgent work in my office.

ASSISTANT: Sure, please give me a minute.

USER: Sure.

ASSISTANT: Nicole, there is no reservation available on your name.

USER: It's ok, thank you for your time.

ASSISTANT: You are welcome.