Hello.
user
Hello. How may I help you?
assistant
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?
user
Can you help me by providing your trip dates?
assistant
My planned trip dates are 06/29 and 07/01. Please make sure that I want a connecting flight in my journey.
user
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?
assistant
Yes, you can confirm the ticket booking.
user
Ok, your ticket is booked.
assistant
Thank you for your help in booking.
user
Most welcome.
assistant