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:     I am really interested in buying this television .  
 Person2:  That's great !  
 Person1:      How much are you selling it for ?  
 Person2:  This TV is $ 2500 .  
 Person1:      You can't be serious .  
 Person2:  That's how much this t . v costs .  
 Person1:      That's too expensive for me .  
 Person2:  This television is of very high quality .  
 Person1:      You can't go down on the price ?  
 Person2:  By how much ?  
 Person1:      I'll buy it for $ 2000 .  
 Person2:  I'm sorry , but the price is final . 

0