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 are you doing tomorrow ?  
 Person2:  Nothing really .  
 Person1:      Let's watch a movie or something .  
 Person2:  What's on these days ?  
 Person1:      I think they're playing Lord of the Rings  
 Person2:  That sounds pretty good . Let's watch that .  
 Person1:      Where should we meet ?  
 Person2:  How about at the subway entrance .  
 Person1:      Aright . I'll meet you there at one o'clock . 

1