You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what can I do for you today?

USER: Paul Green here. I want to cancel my ticket due to my family issues.

ASSISTANT: Sure, I am here to help you.

USER: Ok.

ASSISTANT: Please wait for a few minutes.

USER: Sure.

ASSISTANT: Thank you for waiting, no reservation was found based on your name to cancel.

USER: No problem, thank you.

ASSISTANT: Thank you for choosing us.