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:       how was your day ?  
 Person2:let ’ s start with you . How was yours ?  
 Person1:        it was really busy . I had to work straight through my lunch break .  
 Person2:did you get to leave early then ?  
 Person1:        my boss told me that I could either go home early or take a long lunch break another day , so I decided to wait and take a long lunch break another time .  
 Person2:it was nice of your boss to give you an option . My boss would never do that .  
 Person1:        let ’ s get back to you . How was your day ?  
 Person2:it was horrible ! It was just one thing after another .  
 Person1:        you look pretty upset . Are you ok ?  
 Person2:I ’ m fine . But I have bad news .  
 Person1:        what ’ s that ?  
 Person2:I got sacked today .  
 Person1:        you ’ re kidding ! How did that happen ?  
 Person2:well , I was late to work today . It was the third time I was late this week .  
 Person1:        how late were you ?  
 Person2:only about 5 minutes .  
 Person1:        you got fired for being a few minutes late ?  
 Person2:my boss is really picky about that . He never arrives late , usually works over-time , and always gets his work done on time .  
 Person1:        oh well . You never really liked your boss anyway , did you ? 

informal