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 , I've got a letter here that I'd like to post .  
 Person2:  Yes , where's it to , madam ?  
 Person1:      Well , the letter is going to a friend of mine in America and it's quite urgent . It really needs to be posted today , so here you are .  
 Person2:  You want to send it airmail , madam ?  
 Person1:      I do want to send it airmail , yes . 

0