You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I would like to meet my friend at Detroit, can you please book my flight ticket from AUS to DTW?

ASSISTANT: Ok, please can I your name to proceed as per your concern?

USER: My name is John Davis.

ASSISTANT: Ok, please can I know your dates of journey?

USER: I will depart on July 21st and return back on July 23rd.

ASSISTANT: Ok, may I know your specifications?

USER: I only prefer for a connecting flight.

ASSISTANT: There is a direct flight available for the airfare 100 and the flight number is 1020. Can I book the class economy?

USER: Yes, please book the ticket.

ASSISTANT: Ok, the flight ticket is booked and the airlines is Frontier.

USER: Thank you so much.

ASSISTANT: Thank you for choosing our agency, have a safe journey.