Definition: You are given a conversation between two people. 'Person1:' and 'Person2:' are used to separate their respective dialogues. You are required to assign a label 'formal' if there is an absence of emotion and a presence of questions anywhere within the conversation. If such pattern is not found assign the label 'informal'.
Input:  Person1:       You ’ re free to leave .  
 Person2:I ’ m so excited .  
 Person1:        What are you planning on doing now ?  
 Person2:I ’ m going back to college .  
 Person1:        What are you going to major in ?  
 Person2:I haven ’ t thought about it yet .  
 Person1:        I don ’ t want to see you back here .  
 Person2:You won ’ t see me here again .  
 Person1:        I don ’ t think this place is for you .  
 Person2:I know .  
 Person1:        I wish you luck .  
 Person2:Thanks . I know things are going to be better . 

informal