You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I am Carolyn Evans here. Can you please help me in cancelling my recent reservation, as my health is not good?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Sorry Evans, there is no reservation found as per your name to cancel it.

USER: Ok, that is not at all a problem. Anyways, thanks for the information.

ASSISTANT: You are welcome.