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:     Excuse me , I wonder if you can help me . 
 Person2:  Sure . What's up ? 
 Person1:      I'm completely lost . I'm looking for the Empire State Building . 
 Person2:  Oh , this's easy . You can take the subway to 34 street . You'll see it as you get out . 
 Person1:      Great . Thanks a lot . 

0