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:     What would you like to be in the future ?  
 Person2:  A teacher .  
 Person1:      But if I were you , I would be a singer . You've got such a beautiful voice .  
 Person2:  I wouldn't like to be a singer , but I'd like to become a music teacher to teach children to sing , That dream developed in my mind when I was a child .  
 Person1:      Are you sure about that ?  
 Person2:  I'm quite sure . I've always loved working with children . 

1