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:     Have you bought a lot of new clothes for your vacation ?  
 Person2:  No , I haven't . I've decided I ' m going to travel very light this time .  
 Person1:      What does travel light mean ?  
 Person2:  Oh ! It means that I'm going to take only a few clothes , so I didn't have to carry a heavy suitcase . 

1