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 , look at my new shirt . What do you think about it ?  
 Person2:  Just so-so . Where did you get it ?  
 Person1:      I bought it on a street market . A real bargain !  
 Person2:  I'd much rather buy expensive but good quality clothing , because it is not only nice but lasts a long time . 

1