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:     What will you do now ? Propose to her .  
 Person2:  Of course I won't chill out . Opportunity knocks only once .  
 Person1:      You should strike while the iron is hot .  
 Person2:  You're right . I will have a talk to her about that . 

1