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:       Which school are you attending ?  
 Person2:I am attending Hebes University of Technology .  
 Person1:        When will you graduate from that university ?  
 Person2:This coming July .  
 Person1:        What degree will you receive ?  
 Person2:I will receive a Bachelor's degree .  
 Person1:        What is your major ?  
 Person2:My major is Business Administration .  
 Person1:        How have you been getting on with your studies so far ?  
 Person2:I have been doing quite well at college . According to the academic records I've achieved so far , I am confident that I will get my Bachelor of Business Administration this coming July .  
 Person1:        How do you think the education you've received will contribute to your work in this institution ?  
 Person2:I have already learned a lot in the classroom and I hope to be able to make practical use of it in your company . My specialization at the university is just in line with the areas your institute deals with . I am sure I can apply what I have learned to the work in your institute . 

formal