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:     Bill , how can you hear so happy today ?  
 Person2:  Aha . I've read of my roommate . I made a move today .  
 Person1:      Really ? What was the matter ?  
 Person2:  You knew Brain Locker ?  
 Person1:      Brain Locker ? No , I don't think so . What does he look like ?  
 Person2:  Well , he's thin and tall . He has brown hair , a holt nose , green eyes and wearing glasses .  
 Person1:      Mm . I've seen him a couple of times , I think . 

1