You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you aid me to book a flight ticket from AUS to ATL?

ASSISTANT: Sure, let me know your travel dates please?

USER: My trip dates are Sep 5 and Sep 7 respectively.

ASSISTANT: May I know your connection limit?

USER: I prefer for single connecting flight.

ASSISTANT: Do you need any other preference?

USER: I prefer for normal cost airlines.

ASSISTANT: Can I know your name please?

USER: Emma Green here.

ASSISTANT: American Airlines is providing connecting flight with the ticket fare of 100. Shall I proceed?

USER: Please book the ticket.

ASSISTANT: Your ticket has been confirmed by flight number 1009 and an economy class.

USER: Thank you for the help.

ASSISTANT: Thank you for choosing us.