You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me in booking my flight ticket from AUS to DTW?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My travelling dates are Sept 21 and Sept 23.

ASSISTANT: Your good name please.

USER: Myself Sarah Collins.

ASSISTANT: Do you have any other specifications?

USER: I need single connection flight.

ASSISTANT: Is there any class preference for you?

USER: No, class preference.

ASSISTANT: We found an airline: Delta, flight number: 1002 and price is 100 with one connection.

USER: Please proceed booked.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for reaching us.