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 , Tom , are you free next Sunday ?  
 Person2:  I think so . Why did you ask that ?  
 Person1:      I'm going to have my first baby , so I plan to hold a baby shower next Sunday .  
 Person2:  Congratulations ! Why do people hold parties before the baby is born ?  
 Person1:      It's the tradition . But baby showers as we know them today were not common until after World Warri .  
 Person2:  In any case , I like baby showers , because they allow friends and family to share the joy and excitement of welcoming a new life into the world .  
 Person1:      So you will come , won't you ?  
 Person2:  Of course . I will prepare a good gift for the new arrival .  
 Person1:      Thank you very much . 

1