You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Brenda Green here. I need a flight ticket from ORD on 10/31. Can you help me?

ASSISTANT: Sure, I will help you out.

USER: Thank you.

ASSISTANT: May I know your return details please?

USER: My destination airport is LAS and the returning date is 11/02.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: There is a flight with connection 1 and price 200. can I proceed with this flight?

USER: That's fine, please proceed with booking.

ASSISTANT: OK, your ticket has been booked.

USER: Thank you for helping me.

ASSISTANT: THank you for choosing us.