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 Mr Janus . What can we do for you today ? 
 Person2:  Hello , Miao Ping . It's that time again ; I want to convert my salary . You know , it's so annoying . I wish my company could just pay me in RIB . 
 Person1:      Haha ! I actually think that many locals would disagree with you ; they are all dying to be paid in US dollars . 
 Person2:  Yes , I guess you are right . So , do you need my passport ? 
 Person1:      Thanks , Mr Janus . Of course I trust you , but regulations are regulations . 
 Person2:  Here you go . 
 Person1:      Thanks . And of course , could you fill in the exchange form ? 

1