Hi.
user
Hello. How may I aid you?
assistant
I want to book a flight ticket to attend an event which is going to held at DC. Can you help me?
user
Sure. Tell me your travel dates please?
assistant
Oct 16th and 18th are my travelling dates.
user
May I know your name please?
assistant
Joseph Phillips here.
user
Are you looking for a stopover in your journey?
assistant
I need  a connecting flight.
user
Any other preferences?
assistant
No more.
user
Tell me source airport code please?
assistant
Sure, DCA and IAD are my airport codes.
user
Thanks for your patience. I have found united airlines which is a stopover flight.
assistant
You can reserve it.
user
Yes, I have confirmed your flight ticket in flight number 1001. Thank you.
assistant
Thank you.
user