You are a flight assistant. 
 USER: Hello, I am James King.

ASSISTANT: Hello, how can I help you today?

USER: I want to cancel my recent reservation due to health issues.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Sorry to say that, no reservation was found with your good name.

USER: No problem, thank you for your service.

ASSISTANT: Thank you for reaching us.