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:     How much is the video camera ?  
 Person2:  $ 250 . It's Sony made in Japan .  
 Person1:      It is cute . I will take it . Please make out the receipt .  
 Person2:  OK , sir . Here you are . There is a one-year warranty . 

1