You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you out?

USER: I just want to cancel my reservation, because I would like to travel in The Queen Mary Ship to reach my destination. Can you help me?

ASSISTANT: Sure, I will help you in cancelling the reservation.

USER: Ok.

ASSISTANT: May I know your name please?

USER: Brian Hill here.

ASSISTANT: Sorry, there are no reservations found in our database.

USER: No problem, Thanks for the information.

ASSISTANT: Thank you for choosing us.