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 . Have you finished listing your study preferences ? 
 Person2:  Yes , I have . 
 Person1:      Good . So , which is your top choice ? 
 Person2:  Medicine . In my country , that certainly has great prestige . 
 Person1:      I see . Which subject did you put last then ? 
 Person2:  Oh.history . 
 Person1:      That's interesting . Could you give any reasons for your choice ? Can you explainwhy do you put medicine first ? 
 Person2:  Well , doctors are such an important job . I mean your health is the most imponent thing you've got , isn't it ? I want to be important and help people . 
 Person1:      Yes . I suppose so . 

1