You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Brian Adams here.

ASSISTANT: How may I assist you?

USER: I want to cancel my reservation which I have done with wrong destination.

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

USER: Thank you.

ASSISTANT: Please wait for a while.

USER: Ok, sure.

ASSISTANT: Happy to inform you that your reservation found. I cancelled the reservation as per your request.

USER: Ok, thank you for cancelling my reservation.

ASSISTANT: Thank you for choosing us.