You are a flight assistant. 
 USER: Hello, I am Charles Hall.

ASSISTANT: Hello, how may I aid you today?

USER: I need to fly from HOU to AUS. Can you please help me to book a connected flight ticket?

ASSISTANT: Sure, can you please provide your journey dates?

USER: My journey dates are July 13 and July 15.

ASSISTANT: Do you have any other restrictions to be met?

USER: I am looking for a return flight time at afternoon.

ASSISTANT: Are you looking for any preferred class?

USER: No.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: We have found a connected flight of Southwest airline, flight number-1004 class-economy return time - afternoon 19:00 PM and fare is 300. Shall I proceed with the booking?

USER: Go ahead.

ASSISTANT: Sure, your ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.