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 morning , may I help you ?  
 Person2:  We'd like to take a tour to Florence .  
 Person1:      That's a beautiful city . When do you want to go there ?  
 Person2:  We have got a 2 weeks ' vocation and we plan to leave on Thursday .  
 Person1:      Then please have a look at the table , there are so many plans . 

1