You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I want to cancel my recent reservation, due to some health issue. Can you help me?

ASSISTANT: Sure, I am here to help you out.

USER: Thank you.

ASSISTANT: May I know your name to check your reservation status?

USER: Sure, I am Elizabeth Turner.

ASSISTANT: Ok, please give me a moment.

USER: Sure.

ASSISTANT: We found an active reservation on your name, shall I proceed to cancel?

USER: Yes, you can.

ASSISTANT: Your reservation has been cancelled successfully.

USER: Thank you for your great service.

ASSISTANT: Welcome, thank you for reaching us.