You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Due to some health issues, I would like to cancel my holidays vacation.Can you please help me to cancel my recent reservation?

ASSISTANT: May I know your good name please?

USER: My name is Nancy Lee.

ASSISTANT: Please wait a moment, I will check and get back to you.

USER: Sure.

ASSISTANT: Thanks for waiting, we found a reservation on your name. Shall I proceed for cancel your reservation?

USER: Yes, you can proceed.

ASSISTANT: Your reservation was canceled.

USER: Thanks for your quick response.

ASSISTANT: Thanks for choosing us. Have a good day.