Hi.
user
Hello, In what way can I assist you now?
assistant
I want to book a ticket from SEA to DCA. Could you book a ticket?
user
Sure, can I know your good name please?
assistant
I am Jack Martinez.
user
 When you are willing to travel?
assistant
Depart date is June, 12 and return by June, 14.
user
Do you need direct flight or connecting flight?
assistant
I would prefer connecting flight.
user
 Would you let us know if you have any other preferences?
assistant
I prefer economy class.
user
There is a connecting flight 1009 in United Airlines at the price of 200 with economy class. Can I proceed?
assistant
Please book a flight.
user
Your booking is done.
assistant
Thank you.
user
Thank you for choosing us.
assistant