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:     Spring Festival is the most important festival in China , isn't it ?  
 Person2:  Yes , that's true .  
 Person1:      How long is the holiday ?  
 Person2:  It depends.But usually it's about 15 days .  
 Person1:      Do you eat any special food for the festival ?  
 Person2:  Yes , dumpling is a must.There is also other food.For example , people eat chicken for good luck .  
 Person1:      That's interesting . I'm told the Chinese firework is very beautiful , isn't it ?  
 Person2:  Yes , it's really wonderful !  
 Person1:      Oh , great ! I hope I can spend this Spring Festival with you here in Beijing .  
 Person2:  I'm sure you'll have a good time . 

1