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:     What are you two doing in here ? 
 Person2:  We heard you weren't feeling well , so we came to check on you . 
 Person1:      I was sitting there giving out nametags and all of a sudden , there she was . 
 Person2:  Who , Femi ? Yeah , Yi-jun saw her inside . 
 Person1:      All these memories of prom night came back to me . I had to be alone . You remember that night ? 
 Person2:  I remember someone spiked my punch . You sat with me in the girl's bathroom ... 

1