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:     We'll take the route No . 10 .  
 Person2:  Fine . How many people are there in your party ?  
 Person1:      Just two . How much does the trip cost ?  
 Person2:  $ 200 for double .  
 Person1:      Is there any chance of a lower price ?  
 Person2:  I am afraid not . Right now it's the tour season . 

0