You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you today?

USER: I am William Anderson. I want to cancel my recent reservation which was made to New York on 09/09. Can you please help me?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Please wait for a while, I will check with the reservation on your name to cancel it.

USER: Okay, I will wait.

ASSISTANT: Thank you for waiting, we found a reservation on your name. Shall I proceed with cancellation?

USER: Ok, please cancel it.

ASSISTANT: Sure, your ticket has been cancelled.

USER: Thank you for helping me.

ASSISTANT: Thank you for opting us.