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:     do you need a hand ?  
 Person2:  no , I can handle it . Thanks anyway .  
 Person1:      are you sure you don't need any help ?  
 Person2:  well , maybe just a little . I can't seem to make it fit .  
 Person1:      I swear , the overhead compartments on these planes just keep getting smaller and smaller !  
 Person2:  that's so true . thanks for your help . Are you in the aisle seat in this row ?  
 Person1:      yes . What about you ?  
 Person2:  I'm in the middle seat .  
 Person1:      oh , I guess I'll let you through then .  
 Person2:  thanks . sorry for making you get out of your seat again .  
 Person1:      that's alright . I notice you have a few newspapers there . Would you mind lending me one ?  
 Person2:  no , not at all . Which one would you like--the New York Times or the Guardian ?  
 Person1:      I prefer the British paper , but I'll read whatever one you aren't going to read right away .  
 Person2:  I was just going to do a little Sudoku while we wait for the plane to take off , so the Guardian is all yours .  
 Person1:      thanks a lot . That's really nice of you . Would you like a piece of gum ?  
 Person2:  that would be great . thanks . 

1