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:     Good afternoon . Reservations . May I help you ? 
 Person2:  Yes , I'm calling from Tenga Company . I'd like to know if you have rooms available for the nights from October 8 to October 12 . We are going to have a business conference . 
 Person1:      May I ask how many people there will be in the party ? 
 Person2:  20 persons . 
 Person1:      What kind of room would you like ? 
 Person2:  Double rooms with twin beds . 
 Person1:      A moment please , sir . Yes , I can confirm 10 rooms for those days . 
 Person2:  Thank you . Is there a special rate for a group reservation ? 
 Person1:      Yes , there is a 10 percent discount . 
 Person2:  That is fine . 

1