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:Yes , I am .  
 Person1:        Is this your first year in college ?  
 Person2:I actually transferred here from another school .  
 Person1:        Which school ?  
 Person2:I transferred from PCC .  
 Person1:        How do you like it here compared to PCC ?  
 Person2:I love it here .  
 Person1:        Do you like it better here or at PCC ?  
 Person2:Don ’ t get me wrong . I like it here , but PCC is better .  
 Person1:        So , why did you leave PCC ?  
 Person2:Because I got my AA and now I am going towards my bachelor degree . 

formal