You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I want to cancel my recent reservation, can you please help me out?

ASSISTANT: May I know your name please?

USER: Sure, my name is Karen Green.

ASSISTANT: There is a reservation found on your name, shall I proceed for cancellation?

USER: Yes, please.

ASSISTANT: As per your request, your ticket is cancelled.

USER: Thank you for the help.

ASSISTANT: Thank you for opting us.