You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I serve you today?

USER: I need to book a flight ticket from AUS to DCA, Can you please help me for booking?

ASSISTANT: Sure, could you please share me with your dates of journey?

USER: I would like to travel on 05/30 to return on 06/01.

ASSISTANT: May I know your good name please?

USER: Helen Roberts here.

ASSISTANT: Are you expecting any other help from my side?

USER: Yes, I need a connecting flight.

ASSISTANT: Please wait for a mean while.

USER: Sure.

ASSISTANT: There is a connecting flight of fare 1000 with the Southwest airline, shall I proceed with this ticket booking?

USER: Ok, proceed.

ASSISTANT: Ok, I have confirmed your ticket with the flight number 1022, your depart time is at 20:00 hours and return will be at 11:00 hours.

USER: Thanks for your information.

ASSISTANT: You are welcome, have a safe journey.