You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am a film director, my project has been cancelled, so please help me to cancel my recent reservation.

ASSISTANT: Ok, I can help you with that.Could I just know your name, please?

USER: Gregory Young here.

ASSISTANT: Do you want any other help from my side other than cancellation?

USER: No, only this one I want.\.

ASSISTANT: Ok, fine your ticket has been cancelled successfully.

USER: Thank you for cancelling my reservation.

ASSISTANT: Thank you for contacting us.