You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I want to cancel my recent reservation due to health issues, can you please help me with that?

ASSISTANT: Sure, I am here to help you with this.

USER: Thank you.

ASSISTANT: May I know your name please?

USER: My name is Jack Evans.

ASSISTANT: Ok, wait for a moment please.

USER: Sure.

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

USER: No problem, thank you.

ASSISTANT: You are welcome.