Hello.
user
Hello, how can I help you today?
assistant
My name is Ruth Hall, I want to book a flight ticket within a price limit of 500 to visit a Willis Tower in Chicago.
user
Sure, can you please share your journey dates that you prefer to travel?
assistant
I would like to fly on 10/27, return on 10/29.
user
Could you please help me with providing your corresponding airport codes?
assistant
My source and destination airport codes are CA - OAK, IL - ORD.
user
Thank you for providing all necessary details, please stand by I will check and revert to you.
assistant
Sure.
user
 Thanks for waiting, we are pleased to inform you that we have found a AA airline, flight number-1018connections-1 and price limit is 100.
assistant
Please proceed to booking.
user
Your booking is done.
assistant
Thank you for your good service.
user
Thanks for reaching us.
assistant