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:     Hi , Sara , what are you reading ? 
 Person2:  Hi , John , I am trying to find a carpenter . 
 Person1:      Why ? 
 Person2:  Well , I want to build a deck in my back yard . 
 Person1:      What for ? 
 Person2:  So I can have a special place to hang out with friends , and also do some barbecuing on weekends . 
 Person1:      That sounds cool . Do you mind if I recommend myself for the job ? 
 Person2:  You ? Do you have a carpenter's license ? 
 Person1:      Yes , of course . But I only freelance on weekends with my uncle . 
 Person2:  Wow ! That's cool . So , let me give you some details about the deck I want . 
 Person1:      Please go ahead , I am listening . 
 Person2:  I'd like my deck to be at the same level as the back door . 
 Person1:      Is your back door higher than the ground level ? 
 Person2:  Yes , the back door is about four or five steps higher than the ground . 
 Person1:      Okay , then you need a deck with a guardrail . 
 Person2:  I don't like things to be fancy . 
 Person1:      Don't worry . I will build your deck with a simple but classic look . 
 Person2:  Hmm , that's good . Can you use cedar or redwood to build it ? 
 Person1:      Cedar is a good choice . 
 Person2:  Well , let's take the measurements right now . 

1