Hello.
user
Hello. How can I  help you?
assistant
Rachel Harris here. I want to book a flight from BOS to DCA, can you please help me with it?
user
Your travelling dates please?
assistant
I will depart on Mar 21st and return back on 23rd Mar.
user
Here is a connecting flight with flight number 1026 and fare is 100, providing ticket in economy class. Shall I proceed with booking?
assistant
Please proceed with the booking.
user
Your booking is done in Southwest airlines.
assistant
Thank you for your help.
user
Thank you for choosing us.
assistant