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:     I would like to book a table for 2 .  
 Person2:  OK , sir . When will you be there ?  
 Person1:      7:00 tonight and we'd like a smoking table .  
 Person2:  No problem , sir . 

0