You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I have to meet my mother on her birthday, can you please help me to book my flight ticket from DTW to AUS?

ASSISTANT: May I know your travel dates?

USER: I want to depart on 09/04 and return back from AUS on 09/06.

ASSISTANT: Ok, may I know your name for booking the flight?

USER: Please book the ticket in the name of David Clark.

ASSISTANT: There is a flight available with 1 connecting flight and the airlines is AA. Do you want me to book?

USER: That's perfect, please book the ticket.

ASSISTANT: Your booking is done. The flight number is 1012.

USER: Thank you so much for your help.

ASSISTANT: Thank you for choosing our agency.