You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I am Paul Harris want to visit DTW, can you book a ticket from AUS?

ASSISTANT: Sure, may I know your travelling dates?

USER: Sure, my travelling dates will be 05/09 and 05/11.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: There is UA airlines flight 1014 available for you, shall I proceed?

USER: Ok, proceed with my booking.

ASSISTANT: Ok, your booking is done.

USER: Thank you.

ASSISTANT: Welcome.