Hi. I am Barbara Turner.
Hello. How can I help you?
 I need to attend workshop in Smithsonian Institution at Washington, DCA. Can you be my helping hand in searching a flight with layover?
Sure, I am here to help you.
Thank you.
May I know your source code please?
My source airport code is Atlanta, GA - ATL.
Ok, can I know when you want to travel?
I will start my journey on 06/24. I will catch my return flight on 06/26.
Ok, wait a minute please.
Sure.
Thank you for waiting.
Fine.
Sorry to say no flights found with your details.
Not an issue.
Thank you for reaching us, have a nice day.