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 , have you made a reservation ?  
 Person2:  No , are there any vacant beds for us ?  
 Person1:      Of course.How do you like your room ?  
 Person2:  Just an ordinary one , six people living in a room .  
 Person1:      OK , how long are you staying ?  
 Person2:  3 days . 

1