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 know what E-commerce is ? 
 Person2:  Well , I'm not sure . Maybe it means we can buy something through the Internet . 
 Person1:      That's right 
 Person2:  It must be very convenient and pretty quick . 
 Person1:      Sure , but you must have access to the Internet . 

1