You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I abet you?

USER: I am Pamela Hall, I wan to cancel my reservation, because my appointment with my lawyer  has been cancelled, help me in cancelling my reservation.

ASSISTANT: Sure, I am here to help you. Please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting, but no seat is reserved for you in any flight.

USER: Its ok, thank you for your assistance.

ASSISTANT: Thanks for your approach.