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:     What can I do for you ?  
 Person2:  I need to make a deposit .  
 Person1:      Are you depositing cash or a check ?  
 Person2:  I ’ m depositing a check .  
 Person1:      Please sign the back of the check .  
 Person2:  There you go .  
 Person1:      Do you want cash back ?  
 Person2:  Yes , please .  
 Person1:      How much cash would you like ?  
 Person2:  I want $ 150 .  
 Person1:      Here ’ s your $ 150 .  
 Person2:  Thank you , and have a nice day . 

1