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:     Hey , May , how are you doing ?  
 Person2:  Oh , I'm a little busy these days .  
 Person1:      Why is that ?  
 Person2:  Don ’ t you know Christmas is coming ? I have a lot of things to get ready .  
 Person1:      But you ’ re in China . Are you planning on going home for Christmas ?  
 Person2:  Yeah , so I have to buy presents for everyone before I leave .  
 Person1:      Why not just give them money in red envelopes ? That would be much easier .  
 Person2:  Americans don ’ t like giving money , they prefer presents you buy for them . So I have to figure out what to buy for all of my family and friends .  
 Person1:      I've got it . I won ’ t bother you any more . You ’ d better hurry to do it , Christmas is just around the corner .  
 Person2:  I will . Merry Christmas . 

1