You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I serve you today?

USER: I need to book a flight ticket from AUS to DFW, Can you please help me for booking?

ASSISTANT: Sure, can you please share your journey dates?

USER: I would like to travel on 11/03 to return on 11/05.

ASSISTANT: May I know your name please?

USER: Deborah Lewis here.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: Sorry, we could not find any flights matching your details.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thank you for approaching us.