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:     What did you do this weekend , Kate ?  
 Person2:  Oh , Diane and I went for a drive in the country on Saturday .  
 Person1:      That sounds nice . Where did you go ?  
 Person2:  We drove to the lake and had a picnic . We had a great time ! How about you ? Did you do anything special ?  
 Person1:      Not really . I just worked on my car all day .  
 Person2:  That old thing ! Why don't you just buy a new one ?  
 Person1:      But then what would I do every weekend ? 

1