You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I want to book a flight ticket from DCA to AUS. Could you help me in booking?

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

USER: My travelling dates are from Mar 21 - 23.

ASSISTANT: May I know your name please?

USER: Amy Hernandez.

ASSISTANT: Do you have any other specifications please?

USER: I prefer for connecting flight.

ASSISTANT: I found a connecting flight of fare 100 with the Frontier airline, shall I proceed with this ticket booking?

USER: Yes, please proceed.

ASSISTANT: Ok, I have reserved your ticket with the flight number 1009.

USER: Thank you.

ASSISTANT: You are welcome, have a safe journey.