Domains: Flights_45, Hotels_25, Travel_15

user: I need a round trip flight

system: What is the city of departure? What day do you want to leave and what day do you want to return?

user: The city of departure is Berlin. I want to leave on next Tuesday and I want to return on 13th of this month

system: What is the destination city?

user: I want to go to Chi-town

system: With American Airlines the onward flights takes off at 2:55 am, with layover, and the returning flights takes off at 4:35 pm. It costs $507 in total

user: Are there other flights available? Any class is fine

system: There are 2 flights. With Delta Airlines the onward flight takes off at 3:50 pm, with layover, and the returinig flights takes off at 7:35 am. It costs $515 in total

user: What time is the onward flight scheduled to land?

system: It's scheduled to 3:57 am

user: Very good! Now I need a house there, with a rating of 4.5 or higher.

system: There's a house at 1 west wacker drive with rating 4.5

user: Yes, It's fine for me! I want to book there

system: Is the check-out date March 13th?

user: Yes, It's correct.

system: For how many people?

user: I need for 1 people

system: Is the arrival date March 5th?

user: No, It's March 9th

system: A house for 1 people in Chicago, from March 9th till March 13th. Is it correct?

user: Yes, it's correct. Thanks

system: The house has been booked

user: I would like to find attractions for children, of any kind it's fine

system: There's 360 CHICAGO, a Tourist Attraction

user: Good. Do you have any other suggestions?

system: There's Big Bus Tours Chicago (Tours begin at 98 E. Upper Wacker Dr.), a Tourist Attraction

user: Yes, It's fine for me! It's all for now, thanks!

system: Have a good day