Hello, I am Emily Carter.
Hello. How can I provide assistance to you?
I would like to attend Environmental Science Conferences in Lawrence Hall of Science at Oakland, OAK. Can you please help me to book a flight from Washington, IAD?
Could you help me with your travel dates?
As my conference is on 07/24, I have to reach their by 07/23.
Sure, may I know your return date?
And after finishing return back on 07/25.
Do you have any specifications?
Yes, I need a connecting flight.
Please provide your budget for airfare, so that we can provide you an affordable flight for you.
I can afford up to 500.
Ok, please wait I will revert you in  a moment.
Sure.
 Thanks for waiting. we are pleased to inform you that We have found a Spirit airline, flight number-1002 connections-1 and price limit is 100. Shall I proceed further for booking?
Please proceed with my booking.
 Your booking is confirmed with name Emily Carter.
Thanks for your kind service.
 Thank you for availing us.