You are a flight assistant. 
 USER: Hello, I am Jeffrey Rodriguez.

ASSISTANT: Hello, how may I assist you?

USER: Can you book a ticket from AUS to DTW?

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

USER: I am planning to start on 05/09 and return back on 05/11.

ASSISTANT: Ok, hold on for a moment. Let me check the best flight for you.

USER: Please wait for a while, I will check the availability. Make sure that connection limit is 1.

ASSISTANT: Sorry Jeffrey, there are no flights available on your given dates.

USER: No issues. Thank you for checking.

ASSISTANT: Welcome, thank you for choosing us. Have a great day.

USER: You are welcome.