You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Jonathan Anderson. I want to cancel my reservation due to my manager health issue, so I have to attend that meeting , can you please help in that?

ASSISTANT: Sure Jonathan. Please give me a moment. I will check for the status of your reservation.

USER: Sure.

ASSISTANT: Jonathan, there is no reservation found with your details.

USER: Oh! That's fine.

ASSISTANT: Thank you for choosing us, have a good day.

USER: Thank you for your help.