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 do you need ?  
 Person2:  I would like to check out a book .  
 Person1:      I ’ m going to need your library card .  
 Person2:  I don ’ t have a library card .  
 Person1:      Why don ’ t you apply for one right now ?  
 Person2:  Sure . That would be great .  
 Person1:      Please fill out this application .  
 Person2:  Okay . Here you go .  
 Person1:      Now , sign your name on the back of the card .  
 Person2:  Here you go .  
 Person1:      Here ’ s your library card .  
 Person2:  Thanks . Now I ’ d like to check out this book . 

1