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:     How do you like the food here ? 
 Person2:  I don't like it very much.But every-body likes their own food best . 
 Person1:      There are many things I miss . You can't get the ingredients here . 
 Person2:  Are you sure ? All the big cities have specialty shops , which sell all sorts of ethnic foods . 
 Person1:      Perhaps . i just haven't had time to find them yet . 

1