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 Mark .  
 Person2:  Hi .  
 Person1:      What are you planning to do today ?  
 Person2:  I'm not sure yet .  
 Person1:      Would you like to have lunch with me ?  
 Person2:  Yes . When ?  
 Person1:      Is 11:30 AM OK ?  
 Person2:  Sorry , I didn't hear you . Can you say that again please ?  
 Person1:      I said , 11:30 AM .  
 Person2:  Oh , I'm busy then . Can we meet a little later ?  
 Person1:      OK , how about 12:30 PM ?  
 Person2:  OK . Where ?  
 Person1:      How about Bill's Seafood Restaurant ?  
 Person2:  Oh , Where is that ?  
 Person1:      It's on 7th Street .  
 Person2:  OK , I'll meet you there . 

0