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:     How much does it cost to hire a motorbike ?  
 Person2:  For 3 days $ 300 , for 7 days $ 600 .  
 Person1:      Good . I think I'll hire one for 7 days .  
 Person2:  Okay . I'll write up the paperwork . 

1