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:       Are you new here ?  
 Person2:This is my first day here .  
 Person1:        Are you a freshman in college ?  
 Person2:I started school somewhere else .  
 Person1:        What school did you transfer from ?  
 Person2:I started at PCC .  
 Person1:        What made you transfer ?  
 Person2:My grades weren ’ t good enough to go here .  
 Person1:        Did you like PCC ?  
 Person2:I loved PCC .  
 Person1:        Good luck here .  
 Person2:I ’ m excited to be here . 

informal