Hello.
user
Hello. May I know your name?
assistant
I am Stephen King,  willing to travel Philadelphia, PA - PHL to have a trip in PHL. Can you help me to book a flight ticket from Washington DC - IAD?
user
That's nice. I will help you.
assistant
Thank you for your positive response.
user
When you are planning to start your journey?
assistant
I am planning to start on 11/27.
user
Do you want return flight?
assistant
My return to IAD will be on 11/29.
user
Ok. Please hold on for a while, let me check.
assistant
Ok, sure. Make sure it should have 1 connection limit.
user
I have found a flight-1027, price is 100 and 1 connection limit. Shall I proceed?
assistant
That's good I want a flight with such a requirements.Book it for me.
user
Your ticket has been booked, have a nice journey.
assistant
Thank you for your service.
user
Most welcome.
assistant