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:     Mark ! I was wondering if you finished that presentation you were working on last week ?  
 Person2:  Just about . It should be done in the next couple of days . Why ?  
 Person1:      Mr . Rodriguez was asking me about it yesterday .  
 Person2:  I ’ ll give him a call . 

1