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:     Craig , what do you do for work ?  
 Person2:  I'm still a student .  
 Person1:      What school do you go to ?  
 Person2:  Boston University .  
 Person1:      That's a good school . What do you study ?  
 Person2:  I'm studying English , math , and history . My major is English .  
 Person1:      How long have you been studying English ?  
 Person2:  More than six years .  
 Person1:      That's a long time .  
 Person2:  Yeah , I started to learn English when I was in high school .  
 Person1:      No wonder your English is so good .  
 Person2:  Actually , it's not that good . I can read but I can't speak very well . I haven't had a lot of chance to practice .  
 Person1:      I see . Talking with other people is very important .  
 Person2:  Yes , but I still don't have many friends here yet .  
 Person1:      I'm having a party tonight at my apartment . You should come .  
 Person2:  Oh thanks for inviting me . I'd love to come . 

1