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:     Are you okay , man ? You don ’ t look very well .  
 Person2:  Ugh , I feel terrible . I went out last night with Trevor , and things got a little out of hand .  
 Person1:      Nice ! So , where did you guys go ?  
 Person2:  We hit a couple of local bars , and met up with some friends . Everything was cool until Mike came along , and it turned out that it was his birthday yesterday !  
 Person1:      Oh no ! Mike ’ s birthday is a drinkfest for sure !  
 Person2:  Tell me about it ! We drank everything in the bar !  
 Person1:      Is that why you missed work today ?  
 Person2:  Yeah . I woke up this morning feeling really nauseous . I threw up like five times .  
 Person1:      Www !  
 Person2:  I was so dehydrated that I drank like a gallon of water , and my head has been pounding all day . I swear , I ’ m never gonna drink again !  
 Person1:      Too bad man , tonight is Tracy ’ s going away party and she asked if you were gonna go .  
 Person2:  Oh , yeah . I ’ m there ! 

1