You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I want to cancel my recent reservation because of my health issues. Can you please help me out?

ASSISTANT: Sure, I will help you with the flight ticket cancellation.

USER: Thank you.

ASSISTANT: May I know your name please?

USER: My name is Deborah Lee.

ASSISTANT: Thanks for waiting. But I am sorry to say that there is no reservation on your name.

USER: Ok, no problem.

ASSISTANT: Thanks for reaching to us.

USER: Thank you.