You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello.

USER: I am Susan Jones.

ASSISTANT: How may I help you today?

USER: Can you help me in booking a flight ticket from ATL to AUS?

ASSISTANT: Ok, may I know your journey dates?

USER: I want to travel on 03/11, and need to catch return flight on 03/13.

ASSISTANT: Wait a moment please.

USER: Sure.

ASSISTANT: There is a connecting flight-1009 with price 100, shall I proceed?

USER: Proceed with the booking.

ASSISTANT: Ok, booking is done on Frontier airlines.

USER: Thank you.

ASSISTANT: Thanks for choosing us.