Hi.
user
Hello, how can I serve you the best today?
assistant
I would like to book a ticket from DCA to BOS, can you please help me with that?
user
Sure, can I know your good name please?
assistant
Patricia King here.
user
 When you are willing to travel?
assistant
The travel dates are from 04/10 to 04/12.
user
Do you have any other restrictions to be met?
assistant
I need a flight with 1 connection limit.
user
Are there any more specifications?
assistant
I would like to depart during morning time.
user
Sorry to say that, there are no flights available on the routes of your journey.
assistant
That's ok, thank you for your help.
user
Thank you for choosing us.
assistant