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'.

 Person1:       Who is responsible for the accident ? Is it Tony ’ s fault ?  
 Person2:No . I don ’ t suppose he ’ s to blame . The man in the other car made a big mistake .  
 Person1:        You mean Tony is the victim ? No , I don ’ t think so . He ’ s equally responsible because he tried to overtake you .  
 Person2:Yeah . I think everyone should go easy on driving . 
formal

 Person1:       Why do you want to be a teacher ?  
 Person2:It's a job I've been dreaming of since I was very little . I firmly believe that teaching is one of the most honorable jobs in the world .  
 Person1:        In what department do you wish to work if we hire you ?  
 Person2:I want to work in the English Department , as I am an English major . 
formal

 Person1:       Susan , I am inviting you and Frank to our house warming party this weekend .  
 Person2:A house warming party ?  
 Person1:        Yes , Deborah and I are going to buy a new home in Woodlawn .  
 Person2:Congratulations ! That ’ s wonderful . I bet both of you are quite happy .  
 Person1:        Well , we have always dreamed of owning our own home , but real estate in this area is extremely expensive .  
 Person2:I understand . That ’ s why Christopher and I want to find a place in a small town , far from the city .  
 Person1:        That ’ s a good idea if you can find employment nearby .  
 Person2:I agree . That ’ s why Christopher is already looking for a job in Maine , or Wisconsin . 

informal

