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:     Hello , sir . Is there anything I can help you find ?  
 Person2:  Um ... Uh ... I'm just looking , thanks .  
 Person1:      Need a gift for your girlfriend or wife ?  
 Person2:  No , no , no . I'm just browsing . Thanks anyway .  
 Person1:      Well , if you need anything , just ask .  
 Person2:  Um ... well , where's the men's shoe department ?  
 Person1:      It's on the third floor . Turn left when you get off the escalator . 

1