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:       Bonjour !  
 Person2:What ?  
 Person1:        I said , Bonjour !  
 Person2:What ’ s wrong with you , Ted ?  
 Person1:        I ’ m speaking French . Don ’ t you know anything ?  
 Person2:What ’ s wrong with speaking English ?  
 Person1:        Well , I just got back from my language school . We have to speak French all day there . No English allowed !  
 Person2:What are you doing that for ?  
 Person1:        I ’ m trying to learn new skills . It makes me more qualified for a good job .  
 Person2:Good for you . 

formal