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:     David , would you like something to eat ? 
 Person2:  No , I'm full . 
 Person1:      Do you want something to drink ? 
 Person2:  Yes , I'd like some coffee . 
 Person1:      Sorry , I don't have any coffee . 
 Person2:  That's OK . I'll have a glass of water . 
 Person1:      A small glass , or a big one ? 
 Person2:  Small please . 
 Person1:      Here you are . 
 Person2:  Thanks . 
 Person1:      You're welcome . 

0