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:     Hello . Are you a friend of Helen's ? 
 Person2:  Actually , a friend of a friend . 
 Person1:      My name is Phil . What's yours ? 
 Person2:  Alecia . 
 Person1:      Have you tried these little ditties ? They are really good . 
 Person2:  Thanks . They look delicious . 
 Person1:      Can I get you some punch ? I was just going to go get myself some . 
 Person2:  That would be great . I would love some . 

1