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:     Do you like to dance ?  
 Person2:  Sometimes , if there's music playing .  
 Person1:      What kind of dancing do you like ?  
 Person2:  It all depends . If it's rock music I'll do disco , and if it's romantic music I'll do ballet . 

1