Hello, I am Brenda Scott.
Hello. How can I aid you?
Will you be my helping hand in booking a flight ticket as I am planning to  go for twilight tour along with my family at Washington, IAD?
Sure, I can help you. Please share me your travelling dates.
I am planning to start on 12/22 and return on 12/24.
Can I know your source airport code?
As my nearest airport is Dallas & Fort Worth, DFW, I want to board from here.
Ok, Please wait  a while.
Sure.
Thanks for being waiting. We found a Southwest airline, flight number:1009 and the price is 200. Can I reserve it?
Is it a connecting flight?
Yes, Its a connecting flight.
You can proceed to confirm.
Your flight ticket has been reserved.
Thank you for your response.
Thank you for contacting us.