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:     I went out with Leo last night . It was really exciting .  
 Person2:  Really ? You are a lucky dog . You know , many girls dream of dating him .  
 Person1:      Yes , I know . He's really on the A-list . 

1