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:     Hi , John , how was your vacation ?  
 Person2:  Awesome , we went to Australia and New Zealand .  
 Person1:      That must have been wonderful . Do anything interesting ?  
 Person2:  Well , we went bungee jumping when we were in Australia .  
 Person1:      Wow ! Isn ’ t that dangerous ?  
 Person2:  A little , but the rush was worth it .  
 Person1:      Tell me about it .  
 Person2:  We jumped off a bridge and fell 500 feet before the bungee cord caught us .  
 Person1:      500 feet ! I would never be able to do that .  
 Person2:  Yeah , It was scary , but exhilarating . 

1