Definition: You are given a conversation between two people. 'Person1:' and 'Person2:' are used to separate their respective dialogues. If the conversation begins with a question, label it '1' otherwise '0'.
Input:  Person1:     We still have one more day to go before we return home . What will we see tomorrow ? 
 Person2:  no idea . We've enjoyed both the natural scenery and the city sights . What else is there to see ? 
 Person1:      what about a factory tour ? 
 Person2:  you mean visit a factory ? 
 Person1:      yes . I heard there's a lager motor company nearby which open to the public every weekend . We can go to see how a car is manufactured and learn more about the automobile industry . 
 Person2:  good idea ! I've always been interested in that . How much is the entrance fee ? 
 Person1:      I'm not sure , but as far as I know , most factory tours are free . They are sponsored by the company providing the tour . 
 Person2:  really ? What do the companies do that for ? 
 Person1:      I believe most of them think of it as good public relations . They can promote their product and make their company better-known . 
 Person2:  oh , i see . So factory tours are good for companies as well as visitors . 
 Person1:      exactly . 
 Person2:  do we need an appointment beforehand ? 
 Person1:      I'll call the tourist information centre to check . 

1