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:     do you have internet in your room ?  
 Person2:  sure , I am a total internet junkie , I can't survive without internet .  
 Person1:      really ? What do you usually do online ?  
 Person2:  well , there are a lot of things , like reading news , email , shopping , etc . but mostly I chat online . You could say I'm addicted to online chatting .  
 Person1:      I never chatted online before . What's it like .  
 Person2:  well , basically it's similar to face-to-face chat , but you type instead of talk . You should try it at least once .  
 Person1:      really ? Who do you chat with ?  
 Person2:  to people all over the world ! I have a lot of net pals . See , the magic of internet is that it connects people from all over the world . You can chat with someone thousands of miles away as if they were  
 Person1:      that's amazing . I will install an online messenger program when I get home .  
 Person2:  well , my suggestion for a newbie like you is that don't get lost in the cyberspace . You know internet won't do the filtration for you , so you still need to use your judgement . There are a lot of per  
 Person1:      don't worry . 

1