You are a flight assistant. 
 USER: Hello. I am Jerry Collins.

ASSISTANT: Hello, how may I help you today?

USER: I would like to cancel my booking due to some health problems, can you cancel it?

ASSISTANT: Sure, can I have your name for further process?

USER: I am Jerry Collins.

ASSISTANT: Sorry Jerry, no reservation found on your name.

USER: Ok, no problem, thank you for your quick response.

ASSISTANT: Thank you for consulting us.