Hi, I am Deborah Carter.
user
Hello, How can I assist you today?
assistant
 I want to book a flight ticket to attend international conference about social issues at Washington on 08/15 and I intend to return on 08/17, can you help me in booking?
user
Sure, Could you please help me with providing your corresponding airport codes?
assistant
My boarding point is Philadelphia, PA-PHL and my destination is Washington DC-DCA.
user
Do you require any stopovers in your journey?
assistant
I prefer one connection.
user
How much you can spend for airfare?
assistant
I need the ticket within the fare limit 200.
user
Thank you for providing all necessary details, could you please wait for a while, I will check the availability and get back to you.
assistant
Ok.
user
Thank you for waiting, sorry to inform you that unfortunately there is no flights available by the given details.
assistant
Ok, no problem. Thanks for your information.
user
Thank you for availing us.
assistant