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:     After probation , you'll find that our silk products feels more comfortable than others .  
 Person2:  How about this product selling from last month on ?  
 Person1:      It's selling like hot cakes , and we have lots of regulars now . Would you like to place a trial order ?  
 Person2:  Am . Well , can I have a try of the sample free of charge ?  
 Person1:      Yes , we have the free samples for customers . And you can have a try .  
 Person2:  Thank you . We'll order once we try the sample .  
 Person1:      Please wait a moment and fill out the order form . And we'll send you our sample .  
 Person2:  OK . 

0