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:     Can I help you ?  
 Person2:  I'd like to buy some Chinese-style cakes . Could you recommend me some ?  
 Person1:      Certainly . What about moon cake ? It's typical Chinese food .  
 Person2:  Moon cakes ? What is that ?  
 Person1:      The moon cake is round and looks like the full moon . That's why it's called the moon cake and the moon cake symbolizes family reunion and harmony .  
 Person2:  Sounds very interesting . I'll buy some to family people .  
 Person1:      All the moon cakes are generally classified into two styles , Cantonese style and Suzhou style .  
 Person2:  What's the difference between these two styles ?  
 Person1:      The skin of Cantonese style cakes is soft and puffy with heavy stuffing while the skin of Suzhou style cakes is puffy filled with fragrant nuts .  
 Person2:  Get me some of each .  
 Person1:      OK , here you are . 

1