You are a flight assistant. 
 USER: Hi. I am Jacob Robinson.

ASSISTANT: Hello, how can I guide you today?

USER: I would like to cancel my reservation, can you help me?

ASSISTANT: Sure, I will help you.

USER: Ok.

ASSISTANT: Please wait for a while.

USER: Sure.

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

USER: Yes, you can cancel it.

ASSISTANT: Your ticket has been cancelled.

USER: Thank you.

ASSISTANT: Thank you for availing us.