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:     Hi , Jim ! When did you get back ?  
 Person2:  Yesterday . I was really sorry to see it end . The skiing was terrific !  
 Person1:      I ’ m really jealous ! I won ’ t be able to get any time off for at least another three or four months .  
 Person2:  Sorry to hear that ! But I would definitely recommend this place ! 

1