Hello. I am Barbara Jones.
Hello, How can I assist you?
Can you assist me in booking my flight ticket from ORD to DFW?
Sure, May I know the journey dates?
My trip dates will be Jan 29th to Jan 31st.
Do you have any class preference?
I am ok,with any class.
Do you have any return time preference?
My return time  will be evening.
Is there any other requirements?
I prefer a connecting flight.
Please wait a minute.
Sure.
Sorry, No flights found with your chosen dates.
Its ok, thank you.
Thank you for availing us.