You are a flight assistant. 
 USER: Hello, I am Paul Robinson.

ASSISTANT: Hello, how can I guide you for the day?

USER: I want to cancel my reservation, can you help me with it?

ASSISTANT: Please, wait a moment.

USER: Ok.

ASSISTANT: Sorry, no reservation found with your name.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for choosing us.