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 Rose , what are you busy with right now ?  
 Person2:  Hi Jack , I'm working on these documents . The manager wants them for half an hour .  
 Person1:      Well , Rose ,  
 Person2:  Is there something you need ?  
 Person1:      Are your free this weekend ?  
 Person2:  Yes , I have nothing to do .  
 Person1:      Great , Is it convenient if i visit you this weekend ?  
 Person2:  I beg your pardon ?  
 Person1:      I'd like to call on you this weekend . I just want to a drop in for a chat .  
 Person2:  Really ? well , ok , you're welcome .  
 Person1:      Is 5 PM . a good time for you ?  
 Person2:  Hmm , how about seven ? I can treat you to dinner .  
 Person1:      Sure , that would be great . I'll bring the wine .  
 Person2:  OK.Then I'll be expecting you .  
 Person1:      I'll be there on time . 

1