You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I need to book my ticket from Washington. Could you please help me with booking a flight ticket from DCA to Austin, AUS?

ASSISTANT: Sure, I am here to help you. Can I have your travelling dates?

USER: I want to start my journey on Dec 20 and return back on Dec 22.

ASSISTANT: Do you prefer any break in between journey?

USER: Yes, I prefer a break in between my journey. Please make sure that, I would like to return in the afternoon time only.

ASSISTANT: Is there any other specifications for you?

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

ASSISTANT: May I know your good name?

USER: Sure, myself Frank Walker.

ASSISTANT: Spirit Airlines is providing direct flight with the ticket fare of 200 and depart time is 7:00 hours, arrival time is 14:00 hours. Shall I proceed?

USER: Yes, please proceed with that ticket booking.

ASSISTANT: Ok, your ticket is reserved in an economy class and the flight number is 1001.

USER: Thank you for your help in booking my ticket.

ASSISTANT: Thank you for contacting us.