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:     Hello ? 
 Person2:  Hi Steve . This is Mike . What are you doing ? 
 Person1:      Oh , hi . I was just watching TV . 
 Person2:  There's nothing to watch right now . 
 Person1:      I know . I was watching a re-run . I have nothing to do and I was bored . 
 Person2:  Me too . Let's get together and do something . 
 Person1:      I'd like to , but I have to meet my parents in an hour for dinner . How about tomorrow ? 
 Person2:  Yeah . Let's plan something tomorrow . 
 Person1:      Did you hear the weather forecast for tomorrow ? 
 Person2:  I think it is going to be the same as today . Clear and sunny . 
 Person1:      That's great . We can do something outdoors then . 
 Person2:  Are there any special events going on tomorrow ? 
 Person1:      Yeah . I think there's a live outdoor concert by the river tomorrow . 
 Person2:  Oh yeah . I heard about that too . Let's go check it out . 
 Person1:      Do you know what time it starts ? 
 Person2:  It starts at one PM . 
 Person1:      Let's meet for lunch at eleven thirty and afterwards , we can head over there . 
 Person2:  Perfect . I'll see you in front of the apartment at eleven thirty . 

1