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:     Good . There is the information desk . How do we get to seventieth street , please ?  
 Person2:  The northern line is what you want .  
 Person1:      How much is it ?  
 Person2:  It ’ s two yuan .  
 Person1:      Which way do we go for the northern line ?  
 Person2:  Just go through the number eight to ticket barrier over there . A train will be in directly .  
 Person1:      I appreciate it , thank you .  
 Person2:  That ’ s all right . 

0