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:     Are you feeling better today , Bill ?  
 Person2:  Well , it ’ s hard to say . I coughed a lot in the evening .  
 Person1:      You ’ d better give up smoking . It ’ s bad for your health .  
 Person2:  You ’ re right . But you know it ’ s so hard to give up the old habit like smoking .  
 Person1:      But you should make up your mind first .  
 Person2:  You know I often have to work far into the night . I need smoking to keep me awake .  
 Person1:      Why don ’ t you go to bed early and get up early ? You ’ ll have the same time for work .  
 Person2:  Thank you for your advice . I ’ ll try it . 

1