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 , can I help you ?  
 Person2:  Yes , please . I'd like to make a reservation from Hong Kong to Tampa with a stopover in Houston .  
 Person1:      When to leave ?  
 Person2:  I would like to leave Hong Kong September the first and leave Houston for Tampa on September the 12th .  
 Person1:      Ok . Can I have your name , please ?  
 Person2:  Lily Smith .  
 Person1:      And your telephone number ?  
 Person2:  Hong Kong side 3854295 .  
 Person1:      OK . Right then .  
 Person2:  Thank you . 

1