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:     Hello . 
 Person2:  Hi , Lucy , are you free to talk ? 
 Person1:      Not really , I ’ m in a meeting . Can I call you back in ... say ... 15 minutes ? 
 Person2:  Sure , speak to you later . It isn ’ t urgent . Maybe it is easier if I send you an e-mail . 
 Person1:      Ok , I ’ ll look out for it . Sorry , I can ’ t talk now . 

0