Hello, I am Laura Anderson.
Hello, how can I support you?
I would like to travel from ATL to DCA. can you please help me to book a ticket?
Sure. May I Know your trip dates please?
My travelling dates will be on 01/04 to 01/06.
Do you have price limit?
I have price limit 500.
Thanks for the details. I am glad to inform you that, there is a flight available with UA airline, flight number 1000 with fare 100 and a lay by.
You can proceed to  booking.
Your reservation has been confirmed.
Thank you.
Thank you for contacting us.