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:     Are you going to leave school at the end of the term ? 
 Person2:  Yes , I am . 
 Person1:      What are you going to do ? 
 Person2:  I'm going to be a clerk . 
 Person1:      What does a clerk do ? 
 Person2:  He works in an office . He writes letters and reports , and he types . 
 Person1:      I want to be a vet . 
 Person2:  A-what ? 
 Person1:      A vet-a veterinary surgeon . 
 Person2:  Good gracious ! What's that ? 
 Person1:      A vet's a man who takes care of sick animals . He's an animal doctor . 
 Person2:  I once read a story about a person who talked to animals . It was very interesting . 

1