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:     Hi , I ’ m Susan.What ’ s your name , please ? 
 Person2:  My name is Zhang Ming.Nice to meet you , Susan . 
 Person1:      Where do you come from ? 
 Person2:  I come from China.Are you American ? 
 Person1:      Yeah , that ’ s right.SO what are you studying ? 
 Person2:  Business management 
 Person1:      That sounds interesting . 

1