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:       You're just left school , haven't you , Emily ? 
 Person2:Yes , I finished last Friday . 
 Person1:        You sound relieved . 
 Person2:Well , yes . I don't mind admitting that I am . I enjoyed school , but I did object to having to go in every day once we've done all our exams . 
 Person1:        Well , what are you going to do now ? Have you made any plans ? 
 Person2:Yes , I intend to go to university . That'll be in September . But it all depends on my A level results . 
 Person1:        You mean getting into university actually depends on your passing your A level subjects ? 
 Person2:Oh , yes . 

formal