Domains: Events_23, Flights_23

user: I like to purchase tickets for an event on the 1st.

system: Is there any city of your likings i should search in? What is your requirements of tickets?

user: I am searching for something in Chicago and i need two tickets.

system: Do you interested in any particular event?

user: Some one told that White Sox vs Angels is very nice.

system: Please give confirmation details: Reserving tickets for White Sox Vs Angels and the event is at chicago on march 1st. Ticket requirement is 2.

user: Yes. This is perfect for me.

system: Your booking has been done. Enjoy there.

user: Thank you very much for your help. I want to search a round trip flight to get there and like to start my travel on the 1st and not particular about airline.

system: From which city you want to depart and are you coming back on march 1st?

user: Search flights from Los Angeles and coming back on march 12th.

system: Are you interested to fly with Delta Airlines? The ticket price is $197 and it takes off at 7:15 pm and returning flight takes off at 5:25 pm.

user: Fine. Thanks you. That's all i want.

system: Have a great day.