Domains: Travel_15, Hotels_25, Flights_45

user: i have some leisure time , i have a plan to visit some places. will you show me some cool attractions to visit in Berlin?

system: What about Alte Nationalgalerie which is a museum?

user: ok that's cool, whether any other attractions is there other than this?

system: what about Altes Museum, which is a good Museum?

user: okay that's great. I need to find a house to stay over there.

system: there is a nice house located at Alt-Moabit 99, 10559. the rating is 4.4.

user: Whether any other houses available? i need it for 2 people with laundry service.

system: There are 9 houses available as per your need. there is a nice house locatd at Alt-Reinickendorf 4-5, 13407. the rating is 3.6.

user: That house is great.

system: Whether i need to make a reservation for this house?

user: No Need , not for now.

system: whether i need to do anything else?

user: Will you find a round trip flight to get there? i need to fly with United AIrlines. I have to plan to start my travel on day after tomorrow.

system: In which day you want to take the return flight?

user: Return flight need to be on 10th of March.

system: In which city you want to depart from?

user: Please check for flights from Chi-town.

system: I found 1 flights. FLight name is United airlines. The onward flight takes off at 9:20 pm ,which is a direct flight. the return flight takes off at 10:30 pm. the ticket costs $372.

user: Is it for 3 people ? whether this is a Economy class ticket?

system: It is for 1 travellers which is a Economy -class seat.

user: ok that's great. that's all i need

system: Have a wonderful day.