You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I be at your service today?

USER: I would like to book a ticket from DTW to AUS, can you please help me with that?

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: The travel dates are from 06/24 to 06/26.

ASSISTANT: Do you have any other specifications?

USER: I would like to return during afternoon time.

ASSISTANT: Any thing else?

USER: No.

ASSISTANT: Please help me with your name for booking.

USER: David Green here.

ASSISTANT: According to your information, I have found a flight with single stop over in your journey with a minimum fare of 600 with flight number 1019. Shall I proceed with this flight?

USER: Please proceed.

ASSISTANT: Your booking is done in Southwest airlines.

USER: Thank you.

ASSISTANT: Thank you for choosing us.