You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I want to cancel my reservation, why because my friends already done my reservation with some other airlines. So could you please help me out?

ASSISTANT: Sure, we are here to assist you.

USER: Thank you.

ASSISTANT: Please provide your name.

USER: Sure, my name is Christopher Wright.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a reservation on your name and it is cancelled successfully.

USER: Thank you.

ASSISTANT: Thank you for choosing us.