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:     Housekeeping , may I come in ? 
 Person2:  Come in please . 
 Person1:      Good coming , sir . May I do your room now ? 
 Person2:  How long will it take ? 
 Person1:      Your room will be ready in half an hour . 
 Person2:  Well , would you please come back fifteen minutes later ? We are to visit the Tower . 
 Person1:      Of course , sir . Have a good day . 

0