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:     Hello , Ms . Barkley . How are you ?  
 Person2:  Fine , thank you , sir . It ’ s nice to see you again .  
 Person1:      Good to see you again , too . How ’ s you family ?  
 Person2:  Very well , thank you , Mr . Parker . 

1