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:     Hey Mike . What are you doing tonight ? 
 Person2:  Nothing planned . How about you ? 
 Person1:      Work is kicking my ass . I'm so stressed . Let's go grab a drink . 
 Person2:  I'm always up for a drink . To tell you the truth , it's been quite stressful here too . 
 Person1:      I say we get drunk tonight . I don't want to think about all this stuff . 
 Person2:  But we have to work tomorrow . 
 Person1:      We won't stay out too late . I just need to forget about work . 
 Person2:  I hear ya . Let's do it . 

1