You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you out?

USER: Please reserve me a flight ticket from ORD to AUS.

ASSISTANT: Sure, we are happy to help you. Can you please let me know your travelling dates?

USER: My travel dates are Aug 20 and Aug 22.

ASSISTANT: Do you have any break in between journey?

USER: Yes, I need a break in between my journey.

ASSISTANT: Is there any other specifications for you?

USER: I would like to return back in the afternoon time.

ASSISTANT: May I know your good name?

USER: I am Laura Green.

ASSISTANT: Delta Airlines is providing connecting flight with the ticket fare of 100 and depart time is 6:00 hours, arrival time is 18:00 hours. Shall I proceed?

USER: Please proceed to book my flight ticket in this airlines.

ASSISTANT: Ok, your ticket is reserved in an economy class and the flight number is 1017.

USER: Thank you.

ASSISTANT: Thank you for contacting us.