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: Jenny , you look terrible . What's eating you ?
Person2:Don't brother me !
Person1: Hey , Chillon , I'm just trying to help .
Person2:Sorry , Sally , it's not your fault .
Person1: So , what's the problem ?
Person2:I drew a blank on ~ about the test .
Person1: No kidding ! Didn't you study for it ?
Person2:Yeah , but nothing was clear during the test .
Person1: That's too bad , anyway , I'm sure things will turn around next master .
Person2:I'm thinking of dropping out .
Person1: You can't do that , Jenny !
Person2:I'm dead serious about this , Sally .
Person1: Come on , let's talk about it .
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: Lisa , I ' Ve been thinking of something .
Person2:What is it ?
Person1: Well . I ' Ve done a lot of business for my company . And now I feel like going into business for myself .
Person2:Do you mean you want to sell up your company of your own ?
Person1: There ' s a possibility . What do you say ?
Person2:That ' s not a bad idea . Bet after all you should get some sound financial guarantee .
formal