Hello, I am George Thomas.
Hello, how may I aid you?
 I want to enter into the Marketing business field, So I want to attend Marketing and Business Development Conference in Washington, DC - DCA. Can you help me with booking a connecting flight?
Sure, when are you willing to travel?
My travelling dates are from 01/09 to 01/11.
Help me with the source code?
My source code is IAD.
I found Southwest airline of number 1007 is available on your dates which matches your essentials and it costs you only 200. Shall I reserve?
You can proceed with booking.
Your flight ticket is booked.
Thank you for the help.
Thanks for your approach.