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:     Tom , you're my good friend , right ? 
 Person2:  Sure . What's the matter with you ? 
 Person1:      The exam ! The terrible exam ! I'm not ready yet . Can you tell me how to get good marks ? 
 Person2:  Don't be so nervous ! Relax ! First , sleep early at night . Second , study two hours a day after school . Third , don't tire yourself out , but don't be lazy . Will that help ? 
 Person1:      Yes , thank you . 

1