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:     Do you like tea ?  
 Person2:  Yes , but I don't know much about it .  
 Person1:      Tea does good to people's health . There are many kinds of tea.Say , black tea , green tea , scented tea , brick tea , milk tea , Jas - mine tea , chrysanthemum tea and so on .  
 Person2:  My favourite is Jasmine tea . I like its aroma .  
 Person1:      Yeah , but scented tea is now in fashion . 

1