You are a flight assistant. 
 USER: Hello. Jonathan Lewis here.

ASSISTANT: Hello. How can I help you at this moment?

USER: Can you help me to find a flight from AUS to DFW?

ASSISTANT: Sure, I am happy to help you in booking flight ticket.

USER: My travelling dates are 11/25 and 11/27.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Based on your information, I have found a flight with 0 connection with the fare of 200 provided by Delta airlines. Shall I proceed with this?

USER: I need flight with 1 halt between journey.

ASSISTANT: Sorry no connecting flights are available in this route as per your requested dates.

USER: That's fine, thanks for your information.

ASSISTANT: Thank you for reaching us, have a good day.