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:     Good evening , I'm so happy you could come .  
 Person2:  Thank you for inviting me .  
 Person1:      What would you like to drink ?  
 Person2:  A glass of white wine would be fine , thank you . 

0