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:     I can't believe Mr . Fro didn't buy it . Who does that guy think he is anyway ? Bill Gates ?  
 Person2:  He had a lot of nerve telling us our ads sucked .  
 Person1:      Time to order . Balista , today I want a skinny triple latte .  
 Person2:  When did you start worrying about your weight ?  
 Person1:      I'm not . I just don't feel like drinking whole milk today . Why ? Do you think I'm fat ?  
 Person2:  No , Jess , chill out ! 

1