You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: I need to cancel my ticket due to my health issue, can you help me?

ASSISTANT: Sure, I can help you with that. May I know your good name please?

USER: I am Jason Parker.

ASSISTANT: Please wait while I'll check your reservation status.

USER: Sure.

ASSISTANT: Jason Parker, there is no active reservation found under your name to do cancellation.

USER: That's ok. Thank you.

ASSISTANT: Thank you for choosing us, have a nice day.