You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am benjamin turner, I want to cancel my recent reservation?

ASSISTANT: Sure, Benjamin, please wait for a moment.

USER: Please could you help me in that? OK,sure.

ASSISTANT: Benjamin, I have cancelled your reservation successfully.

USER: Sounds good,thank you.

ASSISTANT: Thank you, for contacting us.