Hello.
user
Hello. How can I  help you?
assistant
I am Alexander Garcia, planning to visit Washington. Can you please book me a ticket from BOS to IAD?
user
May I know your travel dates please?
assistant
My preferable journey dates are from 04/04 to 04/06.
user
There is a flight with single connection, can I proceed for booking in Southwest airlines?
assistant
I need direct flight on this route.
user
I am sorry no direct flight found on your route.
assistant
Ok, not an issue. I will find any alternate for this trip.
user
Thank you for choosing us.
assistant
Thank you for providing information.
user