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 form 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