You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I am Jonathan Wilson. I just want to cancel my recent reservation.

ASSISTANT: Ok, I can help you in that, wait a moment Jonathan Wilson.

USER: Ok.

ASSISTANT: Sorry Wilson, there is no reservation found on your name.

USER: Ok. Thank you.

ASSISTANT: Your welcome, thank you for approaching.