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:       Did Bean send these dirty jokes to you , too ? Look !  
 Person2:What a creep ! Phony good luck e-mails are one thing , but sexual harassment is crossing the line .  
 Person1:        No wonder he asked for my address first-he just wants to harass me !  
 Person2:You could try using a spam filter to reject stuff that's obviously pornographic or anything else you don't want . 
informal

 Person1:       Good morning . Mrs.Smith .  
 Person2:Good morning ! Can you help me , please ? I'm looking for some books for my mother .  
 Person1:        Well , what kind of books does she like ?  
 Person2:She's very fond of detective stories ?  
 Person1:        I see . Has she read any detective stories ?  
 Person2:Oh , yes !  
 Person1:        Do you know if she's read this one ?  
 Person2:I'm not sure , but she probably won't remember if she has ! She's very forgetful !  
 Person1:        Ah ! She has a bad memory . How old is she ?  
 Person2:She's eighty-seven .  
 Person1:        I suggest you take this book . It's very exciting .  
 Person2:Thank you . That's a good idea.she likes exciting books . Can you suggest another one ? 
informal

 Person1:       OK . I'll take your bet , as long as the winner gets to pick the movie . What about you , Nick ?  
 Person2:Sure . Do you want to go first , Sally ?  
 Person1:        Why not ! I rolled a five . The category is Best Pictures .  
 Person2:OK , here's your question What movie won the 1996 Oscar for Best Picture ?  
 Person1:        I know that , it's The English Patient . It was one of the only good American movies of the 90s .  
 Person2:Well , along with Jurassic Park ! Nice going , you got the right answer . 

formal

