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 drink the Robust Milk every day ? 
 Person2:  Not every day , but occasionally . 
 Person1:      It will make you as fit as a fiddle . 
 Person2:  I don't believe ads.What ' s more , I'm already in perfect health . 

1