You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: I am Jerry Carter. I would like to cancel my reservation as I got hospitalised, can you please help me out?

ASSISTANT: Sure, I am ready to help you with that. Please be hold on for a moment.

USER: Sure, take your time.

ASSISTANT: Sorry Jerry Carter, no reservation has found under your name to cancel.

USER: Ok no problem, thank you for your services.

ASSISTANT: Most welcome. Thank you for choosing us, have a great day.