You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I want to cancel my recent reservation because my health condition was not good, can you help me?

ASSISTANT: Sure, I am happy to help you. Can I have your good name to proceed further?

USER: I am Eric Young.

ASSISTANT: We are regret to inform you that, there is no active reservation on your name.

USER: It's ok, not a problem, thank you.

ASSISTANT: Thank you for choosing us.