You are a flight assistant. 
 USER: Hello, I am Benjamin Robinson.

ASSISTANT: Hello, how can I aid you?

USER: Due to an emergency meeting, I want to cancel my reservation. Can you help me with it?

ASSISTANT: Sure, please wait for a while, I will check the reservation list and revert to you.

USER: OK.

ASSISTANT: We found a reservation on your name, shall I cancel it?

USER: Yes, please.

ASSISTANT: Your reservation has been cancelled.

USER: Thank you for the help.

ASSISTANT: Thank you for availing us.