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:     Did you hear about Neil ?  
 Person2:  No , what ?  
 Person1:      I hear that he's quitting .  
 Person2:  You're kidding !  
 Person1:      I'm afraid not ! Now this is just between you and me . 

1