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:     Have you met John ? 
 Person2:  Yeah , he came back from America last week . 
 Person1:      Have you noticed how fluently he speaks English ? He has only lived in America for less than three months . 
 Person2:  He must have a good ear . 

1