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:     Hi , Charlie ! What are you reading ?  
 Person2:  Hi , bob . I ’ m reading a biography ?  
 Person1:      Who ’ s it about ?  
 Person2:  It ’ s about Bob Dylan .  
 Person1:      Who is he ?  
 Person2:  He ’ s a famous American musician .  
 Person1:      Who ’ s the author ?  
 Person2:  It was written by Howard Sounds .  
 Person1:      What do you think about it ?  
 Person2:  It ’ s great ! I ’ Ve learned a lot from reading it .  
 Person1:      Can I read it when you ’ re done ?  
 Person2:  Sure , bob ! I ’ m on chapter 12 now , so I ’ m almost finished .  
 Person1:      How many chapters does the book have ?  
 Person2:  There are 15 chapters in total .  
 Person1:      When do you think you ’ ll have finished reading it ?  
 Person2:  I should be done by Friday . I ’ ll give it to you in class then .  
 Person1:      Thanks . Charlie !  
 Person2:  No problem . Bob . 

1