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 man ! How ’ s it hanging ?  
 Person2:  Hey man ! Everything is just groovy baby !  
 Person1:      Did you go to the roller rink on Saturday ? I heard it was far out , man !  
 Person2:  I wanted to , but I ran into this foxy lady that just moved to my block ! I was chatting her up a bit and then we mellowed out at her place .  
 Person1:      Right on , right on ! Well , Jim went to the rink with Sherry and he said it was dy-no-mite ! He was low on bread , but Sherry paid for everything .  
 Person2:  Gravy ! Jim is such a jive turkey man . He is always hitting me up for cash . Anyway , you wanna book and go grab some grub ?  
 Person1:      Yeah man , I ’ m starving ! 

1