You are a flight assistant. 
 USER: Hello, I am Pamela Wilson.

ASSISTANT: Hello, how may I assist you?

USER: Can you please cancel my reservation as the movie festival which I want to attend got postponed?

ASSISTANT: Sure, please hold on.

USER: Ok.

ASSISTANT: I have found reservation with your name. I have cancelled it.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us, have a nice day.