You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you?

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

ASSISTANT: Sure, can you please let me know your trip dates?

USER: My travel dates are from Jan 02 to Jan 04.

ASSISTANT: Do you have any connection limit preference?

USER: I need a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: I would like to travel in depart in the afternoon.

ASSISTANT: Could you help me with your name please?

USER: I am Barbara Nelson.

ASSISTANT: Sorry, there is no flight available for the mentioned dates.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for reaching us.