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:     Mr . Lin , what are you interested in ? 
 Person2:  I enjoy camping . 
 Person1:      Really ? I'm not much of an outdoor person . What do you like about it ? 
 Person2:  I love the fresh air , the scenery the exercise , and the time to think . 
 Person1:      Do you hike or fish on your trips ? 
 Person2:  Yes , both . Last trip I fished a little and hiked five miles . 
 Person1:      Did you catch anything ? 
 Person2:  Yes , but I threw them back . 
 Person1:      How about Joining our summer camp next week ? 
 Person2:  Great ! I can't wait . 

1