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:       Hi , I was wondering if you have my test results in . 
 Person2:I didn ’ t see anything out of the ordinary , but I want you to log onto our website for a printout of all of the details . 
 Person1:        So , basically , I am OK ? 
 Person2:If there were any major problems , I would always notify you by phone to come in . 
 Person1:        What will I learn when I see the results on the website ? 
 Person2:A description of each test is given on the site . 
 Person1:        What will the numbers tell me ? 
 Person2:The website will give you a normal range and then tell you what your results are . 
 Person1:        Are all of my test results on that site ? 
 Person2:Your entire test history is on the site . You can compare your results from other years . 

formal