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:     So Peter , do you have a favorite comedy ?  
 Person2:  Well , that's hard to say because there are so many good ones . I don't think I could pick a favorite .  
 Person1:      You know what comedy I really like ? " Ace Ventura , Pet Detective . " I think Jim Carry is really funny .  
 Person2:  Oh yeah , that's one of my favorite flicks . I think Jim Carry is one of the funniest comedians ever .  
 Person1:      I agree . But even though I like comedies , I usually prefer more serious films . My favorite movie is " Titanic . " 

1