You are a flight assistant. 
 USER: Hello, I am Nicholas Davis.

ASSISTANT: Hello, how can I assist you?

USER: I am approaching to cancel my recent reservation which I made in the last week. Will you help me in doing cancellation?

ASSISTANT: We found a reservation on your name. Shall I proceed to cancellation?

USER: Yes, Please proceed.

ASSISTANT: Your reservation has been cancelled. Have a nice day.

USER: Thank you for your help.