Hello, I am Charles Green.
user
Hello. How can I help you at this moment?
assistant
Can you please help me in booking the flight ticket from AUS to DFW?
user
Sure, I will help you with that. Can you please mention your preferable travel dates?
assistant
I would like to travel on Nov 22 and return on Nov 24.
user
Do you have any specific depart and arrival time for this trip?
assistant
My depart time should be afternoon.
user
Is there any additional preferences do you have?
assistant
I need connecting flight in economy class.
user
Ok, please hold on a moment, I will check flight availability in this route.
assistant
Sure.
user
Sorry, no flights are available in this route as per your requested details.
assistant
No problem, thank you for the information.
user
Thank you for reaching us.
assistant