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:     Where are you going for your trip ?  
 Person2:  I think Hebes is a good place .  
 Person1:      But I heard the north of China are experiencing severe sandstorms !  
 Person2:  Really ?  
 Person1:      Yes , it's said that Hebes was experiencing six degree strong winds .  
 Person2:  How do these storms affect the people who live in these areas ?  
 Person1:      The report said the number of people with respiratory tract infections tended to rise after sandstorms . The sand gets into people's noses and throats and creates irritation .  
 Person2:  It sounds that sandstorms are trouble for everybody !  
 Person1:      You are quite right . 

1