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:     Have you been in America long , Hellen ?  
 Person2:  No . Only for a couple of weeks .  
 Person1:      Where are you going to study ?  
 Person2:  I am going to register at Harvard next month .  
 Person1:      What are you going to major in ?  
 Person2:  I am going to major in tourism . What about you ? How long have you been here ?  
 Person1:      For nearly four years .  
 Person2:  Well . You should be able to give me some advice on where to stay . At the moment , I am staying in a hotel which is far away from the school . 

1