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:     When do you go to bed usually ? 
 Person2:  I go to bed at ten and get up at six . 
 Person1:      That's helpful for your health . 
 Person2:  Sure . 

1