Hi. I am Mary Lopez.
Hello, how can I help you?
I am looking for a flight from DCA to LGA,  can you help me out?
Sure, can you share your trip dates?
My trip dates are from Jul 18th till Jul 20th.
Do you have any specifications?
I need my return flight in evening session.
Do you have any other preferences?
I am looking for a connecting flight.
There is  a connecting flight with number 1015 in airline Southwest, the fare is 100 in economy class. Can I book it?
Please proceed with it.
Your ticket is reserved, the depart time is 12:00 PM and return time is 23:00 PM.
Thank you for your help in booking the flight ticket.
Thank you for reaching us.