Hello.
Hello. How may I help you?
I am Karen Lewis here. I am planning to book a ticket from  San Francisco. Could you please help me with booking a flight ticket from SFO to DCA?
Can you help me by providing your trip dates?
My planned trip dates are 06/29 and 07/01. Please make sure that I want a connecting flight in my journey.
We found a flight with your provided information in Southwest airline with 1 connection and the fare is 100. Shall I confirm your ticket with this airline?
Yes, you can confirm the ticket booking.
Ok, your ticket is booked.
Thank you for your help in booking.
Most welcome.