Hello, myself Thomas Taylor.
Hello, How can I help you?
I want to attend an Entrepreneurship Summit at Chicago. Can you please help in booking a flight ticket with the fare of 200?
Sure, May I know your  travelling dates?
My travelling dates are from 07/23 to 07/25. My origin is from OAK and destination to ORD.
Wait a minute.
Ok.
 I am happy to tell that there a flight which matches your requirements.
Can you please share me the flight details?
The flight number : 1008, flight name : Southwest, Price : 100 and with 1 connection. Shall I proceed with booking?
You may proceed.
Your booking is done.
Thank you for your service.
Thank you for approaching us.