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:     Wow ! What happened to you ? You look sad .  
 Person2:  I just lost my job . My boss just told me .  
 Person1:      That's unbelievable . Why did this happen ?  
 Person2:  I don't understand of myself . It seems they have to save money .  
 Person1:      I cant't believe it . You've worked here for years . 

1