You are a flight assistant. 
 USER: Hi. I am Barbara Davis.

ASSISTANT: Hello, how can I amend you?

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 please cancel my reservation?

ASSISTANT: Sure. Please wait for a while.

USER: Ok.

ASSISTANT: Thanks for waiting, there is a reservation found on your name. Shall I cancel?

USER: Ok, please cancel my reservation.

ASSISTANT: Your reservation has been cancelled.

USER: Thank you.

ASSISTANT: Thank you.