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:     Hello . Mr . Rodriguez ? 
 Person2:  Yes . Is this Paula ? 
 Person1:      Yes , sir . I ’ Ve just dropped those slides off at the Winthrop office . Do you need anything else while I ’ m out ? 
 Person2:  No , that ’ s all right . Paula . Why don ’ t you get something to eat , and I ’ ll see you this afternoon . 

1