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:     Can I draw my tax back here ?  
 Person2:  Sure . Show me your receipt , please .  
 Person1:      Here you are .  
 Person2:  Wait a moment . Here is $ 10 you paid for duties . 

1