Domains: Events_15, Flights_25

user: I would like a ticket for an event on the 4th

system: How many tickets do you need?

user: I need 4 tickets

system: Is there a particular event you want to see in a city?

user: I'd like to see Shanice around New York City

system: 4 tickets for Shanice in New York on March 4th. Do you confirm?

user: Yes, I confirm! At what address is the event?

system: 235 West 46th Street. Your tickets have been booked, have fun!

user: Now I need a round trip flight to go there

system: What is the city of departure? When do you want to leave? Will you be back on March 4th?

user: The city of departure is CDMX, I'd like to start my travel on day after tomorrow and to return on March 11th

system: There is an American Airlines fly at 12:05 pm; returning flight takes off at 11:20 am. It costs $221

user: Ok, It's perfect!

system: Do you need something else?

user: No, It's all, thank you

system: Have a nice day!