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:     Rachel ? This is John Emory speaking .  
 Person2:  Yes , Mr . Emory ?  
 Person1:      I ’ Ve got some bad news . All the plans sent over to the McGrath Corporation have been rejected . We ’ re going to have to start from scratch .  
 Person2:  I thought they had already agreed to everything . That ’ s going to take weeks to rework . 

1