Hi, Patrick Moore here.
Hello, how may I help you today?
I need to attend a seminar in New York LGA  on 03/20. Can you make a reservation with fare 500?
Sure, can you please share your return date?
Sure, I need to return on 03/22.
May I know your origin airport code please?
Sure, I need to start from SFO.
We found a flight with Southwest airlines, flight number is 1002 with one connection and price is 300.
Please proceed to book.
Ok, your ticket has been booked.
Thanks for your kind service.
Thanks for choosing us.