Hello, Paul White here.
user
Hello, how may I aid you for the day?
assistant
I would like to travel from DFW to ORD for business meeting, can you please book the flight ticket for me?
user
What are your travelling dates?
assistant
Sure, I will depart on 02/10 and return back on 02/12.
user
No flights are available for you.
assistant
No problem, thank you for the information.
user
Thank you for choosing our services.
assistant