You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I help you today?

USER: I am Helen Parker. I need to attend training session in Ann W. Richards Congress Avenue at Austin, AUS. Can you please book a flight ticket with connecting flight?

ASSISTANT: Sure, please share your planned trip dates?

USER: My trip dates are, 01/05 and 01/07.

ASSISTANT: Ok, let me know your boarding point?

USER: My boarding point is Detroit, DTW.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting, no lights found with your requested details.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thank you for opting us.