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:     Hey , sorry to be late .  
 Person2:  What happened to you last night ? You didn ’ t show up .  
 Person1:      My mother was ill . I had to look after her .  
 Person2:  I ’ m so sorry to hear that . 

0