You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Can you please help me in cancelling my reservation?

ASSISTANT: Sure, can I know your name for checking the reservation?

USER: Sure. My name is Kathleen Jones.

ASSISTANT: Sorry Jones, there is no reservation available on your name.

USER: That's ok. Thank you for the help.

ASSISTANT: You are welcome.