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 day is today ?  
 Person2:  Today is Thursday .  
 Person1:      What's the date today ?  
 Person2:  Today is May first , 2003 .  
 Person1:      Oh , today's International Labour Day . Is it our working day ?  
 Person2:  Well , I don't think so . 

1