You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am unable to catch the flight because I am suffering from some health issues. So, can you please cancel my ticket?

ASSISTANT: Sure. May I know your name?

USER: My name is Kenneth Jackson.

ASSISTANT: Please hold on for a while.

USER: Ok, take your time.

ASSISTANT: Sorry, no reservation found by your name.

USER: It's ok, thank you for the information.

ASSISTANT: Thank you for reaching us.