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:     Merry Christmas , Lily .  
 Person2:  The same to you , Joey .  
 Person1:      This is your first Christmas in the US . Here is the gift for you .  
 Person2:  It's very thoughtful of you . Wow , it is so beautiful . Could you tell me how American people celebrate Christmas ?  
 Person1:      Ok . People decorate their houses , place a Christmas tree in the room and maybe sing a Christmas carol together . 

0