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 often do you have English lessons ?  
 Person2:  I have a lesson once a week but I try to practice every day .  
 Person1:      How do you practice ?  
 Person2:  I usually look at English language websites every day and go to my local English Corner twice a week .  
 Person1:      Do you ever speak to native speakers of English ?  
 Person2:  Sadly , I hardly ever speak to English people . I usually practice with my Chinese friends . 

1