You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Brandon Nelson here, I would like to cancel my reservation which I have done before to attend meeting in Huston. Can you please assist me to cancel my reservation?

ASSISTANT: Sure, please wait a moment.

USER: Ok.

ASSISTANT: Found a reservation with your name.

USER: Ok, please cancel my reservation.

ASSISTANT: Your cancellation is done. Thanks for reaching us, have a good day.

USER: Thank you for cancelling my reservation.