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:     How's your new car ?  
 Person2:  Perfect.Couldn ' t be better !  
 Person1:      You made a good choice , then ?  
 Person2:  It's just what I wanted .  
 Person1:      No regrets ?  
 Person2:  I'm really pleased with it.Thanks .  
 Person1:      I'm glad you're so happy .  
 Person2:  It's super . 

1