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:     May I know how old you are ? 
 Person2:  I am 24 . 
 Person1:      What is your date of birth ? 
 Person2:  I was born on April 15 , 1986 . 

1