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:     Hey Jack . How's it going ?  
 Person2:  I'm falling in love .  
 Person1:      What ! With who ?  
 Person2:  That girl in my econ class . She is so hot .  
 Person1:      Did you guys go on a date already ?  
 Person2:  No . I didn't even talk to her yet . But I think I'm in love .  
 Person1:      Does she have a boyfriend ?  
 Person2:  I don't think so . I've been following her around campus and I haven't seen another guy .  
 Person1:      Dude , you're a stalker man . Just ask her on a date .  
 Person2:  I plan on running into her in the cafeteria when she's alone . I think I'll ask her then .  
 Person1:      So why do you think you're in love ?  
 Person2:  She's the only thing I can think of all day long .  
 Person1:      That's called blind love . Well , I gotta run . Tell me how it goes next week .  
 Person2:  Aright . I'll talk to you later . 

1