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:     Hi ! Susan ! I haven't seen you for ages !  
 Person2:  I've been really busy . How is everything ?  
 Person1:      Oh , fine . Hey , why don't we grab a bite to eat and do some catching up ?  
 Person2:  Yeah , why not ? I've got a little free time on my hands . Where do you want to eat ? 

0