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:     Where to , sir .  
 Person2:  To this place , please .  
 Person1:      Star Hotel . OK .  
 Person2:  How long does it take to get to the hotel ?  
 Person1:      About 20 minutes .  
 Person2:  Here's the hotel .  
 Person1:      How much is the fare ?  
 Person2:  That's 10 dollars . 

1