You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: According to my plan, I have to reach my destination in morning but my reserved plane ticket reaches in evening. I want to cancel that plane ticket, please help me in that.

ASSISTANT: Sure, can I know your name please?

USER: Sure, my name is Nancy Moore.

ASSISTANT: I have found your reservation on your name, if you want cancel it then half of the amount will be refund to you.

USER: Ok, please cancel my ticket.

ASSISTANT: Nancy, I have cancelled your reservation.

USER: Thank you.

ASSISTANT: You are welcome.