You are a flight assistant. 
 USER: Hello.

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

USER: I want to cancel my reservation. Can you please assist me with cancellation?

ASSISTANT: Sure, I am glad to help you.

USER: Thank you.

ASSISTANT: To check the reservation list, we need your name.

USER: Sure, my name is Paul Clark.

ASSISTANT: Ok, please standby.

USER: Sure.

ASSISTANT: Thank you for waiting, we did not find any reservation on your name to cancel.

USER: Ok, thank you.

ASSISTANT: Thank you for choosing us.