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'.

[EX Q]: Person1: I really hate to say this , but don't go away mad , just go away .
Person2:I knew this would happen some day .
Person1: Then , why didn't you try to prevent it in the beginning ?
Person2:Well . It's not all my fault , Anna . You are responsible , too .
Person1: I don't want to argue anymore . Please get out of my life !
Person2:I think we can still talk .
Person1: No way ! Please don't follow me around .
Person2:Talk it easy , Anna . You really don't hate me . do you ?
Person1: Yes , I do . Leave me alone !
[EX A]: informal

[EX Q]: Person1: Matthew ? Hi !
Person2:Steve ! Haven't seen you in ages ! How long's it been ?
Person1: it's got to be almost a year now .
Person2:how have you been ?
Person1: I'm pretty good . I've been looking for a place to live recently . My lease runs out next month and I don't want to renew it .
Person2:yeah , I remember the neighborhood . Have you found a place yet ?
Person1: not yet . I am still looking through the classifieds . Wish me luck .
Person2:well , maybe I can help . Remember my neighbor ?
Person1: Mrs . Thou ?
Person2:yes , her daughter's having a baby , so she's moving in with her to help out . I think if you are interested , you can come over and have a look .
Person1: great . It's a lovely neighborhood . And it would be nice to be neighbors again . It would be just like the old days !
Person2:I'll ask Mrs . Thou when she's available to show the apartment and let you know . Has your number changed ?
[EX A]: formal

[EX Q]: Person1: Gross ! What are you doing to yourself ?
Person2:Chill ! I'm just curling my eyelashes .
Person1: It looks like some kind of primitive form of torture .
Person2:You're such a wimp ! You're afraid of an eyelash curler .
Person1: Well , you might pinch your eyelid ! Or lose an eyeball !
Person2:It just makes my eyelashes curl upwards .
Person1: What for ?
[EX A]:
informal