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 ! Can I help you ? 
 Person2:  Well , I am looking for some winter clothes for my fiancee . 
 Person1:      Oh , it's the high time for you purchasing in our clothes shop . We are now having a preseason sale on all our winter apparel . 
 Person2:  Really ? What's that ? 
 Person1:      Every thing for winter is 20 % off . 
 Person2:  I think my fiancee may favor the sweater in the shop window . Would you like to help me look for any skirts that go with this sweater ? 
 Person1:      Sure , we have both skirts and trousers that would look well with the sweater . Look at this section . 
 Person2:  I especially like this flowery skirts . My fiancee will look very elegant in this . 
 Person1:      You have a good taste . It's very much in style this year . 
 Person2:  I don't think the green one fits her complexion . Do you have any skirts in light color or tan ? 
 Person1:      Look on the rack to the right . 
 Person2:  Oh , yes . I'll take this one . Can I pay by traveler ’ s check ? 
 Person1:      It's ok . 

1