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:     Hi , I'm Jake . I'm new to the choir . What's your name ?  
 Person2:  Hello , there , my name is Tonia .  
 Person1:      Do you sing alto ?  
 Person2:  Actually , I can do both soprano and alto but the director asked me to sing alto for the next perforate . What about you .  
 Person1:      Looks like we both float back and forth . I'm baritone .  
 Person2:  Our bass section is really good . You're going to love singing with them .  
 Person1:      I heard them warming up earlier . You're right .  
 Person2:  It's good to have you in the group . We can always use a good baritone ! 

1