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:     Oh ! You're engaged ! What a beautiful engagement ring ! Who to ?  
 Person2:  Of course Mike . Who else ? We fell in love at first sight .  
 Person1:      When's the wedding going to be ?  
 Person2:  We haven't decided yet . There are a lot of things to sort out , you know .  
 Person1:      Are you having a big wedding ?  
 Person2:  Yes , I've always dream of having a big wedding .  
 Person1:      But what do you say about that ?  
 Person2:  I don't really enjoy big occasions , but I think I ’ ll come round to the idea in the end , It only happens once in a lifetime .  
 Person1:      Perhaps I'll agree with Mike . I couldn't stand a big wedding with many relatives and friends of my parents or my wife whom I'd never met before . 

1