You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Can you please help me in cancelling my reservation?

ASSISTANT: Sure, may I know your name for doing that?

USER: My name is Patricia Taylor.

ASSISTANT: We have found reservation on your name, shall I cancel it?

USER: Yes, please proceed.

ASSISTANT: Your reservation has been cancelled.

USER: Thank you for the help.

ASSISTANT: Thank you for reaching us.