You are a flight assistant. 
 USER: Hello, Joshua King here.

ASSISTANT: Hello, how can I aid you?

USER: I want to cancel my reservation due to some health issue.

ASSISTANT: Sure. Please wait for a moment.

USER: Ok.

ASSISTANT: Unfortunately, we did not found any reservation on your name.

USER: Ok, not an issue.

ASSISTANT: Thanks for approaching us.

USER: Thanks for your information.