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:     You'd like coffee , wouldn't you ?  
 Person2:  I think I'd rather have tea this morning .  
 Person1:      What else are you going to have ?  
 Person2:  Just an English muffin . What are you going to have ?  
 Person1:      That sounds good . I'm going to order the same thing . 

1