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:     You look upset , is there anything wrong ?  
 Person2:  Yes , to tell you the truth , there is .  
 Person1:      What is it ?  
 Person2:  Well , I've lost my wallet and my ID card .  
 Person1:      Oh , that's too bad ! I am sorry to hear that !  
 Person2:  Forget it , there is no use crying over the spilled milk . 

1