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:     You're not looking happy.What ' s the matter ?  
 Person2:  Oh , nothing special . I'm just a bit tired .  
 Person1:      With the job ?  
 Person2:  With everything , with everybody , with all this !  
 Person1:      A good suggestion for you.You need a holiday .  
 Person2:  It wasn't always like this , you know .  
 Person1:      What do you mean ?  
 Person2:  Well , I mean.We always do the same thing.There ' s no variety in our lives .  
 Person1:      You need a holiday.That ' s what's the matter .  
 Person2:  Certainly , perhaps . 

1