Hi.
user
Hello, how can I help you today?
assistant
Can you please book a flight ticket for me form DCA to SEA?
user
Sure, we are here to help you. Can you share me your travelling dates to book a flight?
assistant
My trip dates are in Jan form 24th to 26th.
user
Do you have any other specifications?
assistant
I would like to return in evening. I want a connecting flight.
user
May I know your name?
assistant
 I prefer business class. Ronald Mitchell here.
user
Ok, wait for some time.
assistant
Sure.
user
Thanks for waiting there are no flights found on your details.
assistant
That's ok, thank you for checking.
user
Thanks for approaching us.
assistant