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:     How would you like your hair cut ?  
 Person2:  I want it short .  
 Person1:      Then , I'll just trim it .  
 Person2:  It will do . 

1