You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: My name is Brian white, I want to cancel my reservation as my plan to visit my home is cancelled. Can you cancel my reservation?

ASSISTANT: Sure, I am perky to help you. Sorry, no reservation found with your name.

USER: Ok, thank you for the information.

ASSISTANT: Thank you for opting us.