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:     Can you help me pick out a gift for my daughter ? 
 Person2:  She might like a laptop computer . 
 Person1:      Yes , that sounds like a good idea . 
 Person2:  Might I suggest a Mac ? 
 Person1:      Okay . How much ? 
 Person2:  Well , a 15 - inch Pro is $ 2,100 . 
 Person1:      Oh , that sounds great . I'll take it . 
 Person2:  Great . How would you like to pay for it ? 
 Person1:      Here's my VISA . 
 Person2:  Let me ring you up . Okay , sign here , please . 
 Person1:      Everything I need is in this box ? 
 Person2:  It'll take her only a few minutes to get online . 
 Person1:      Thank you for your help . 
 Person2:  So long . Thank you for shopping here . 

0