TASK 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'.
PROBLEM: Person1: My computer isn ' t running at the same speed it used to be , it is testing my patience everyday . Can you tell me how to make it run faster ?
Person2:If you want to speed up your system , you ' Ve got to clean it up first .
Person1: How ?
Person2:You need to free your disk space . The simplest way is to use a Disk-Cleanup tool to remove temporary files and in store programs that you no longer use . Things should be fine next time you start . You also need to control what starts up . There is a program calls Start-up Delayer , It can help to set after how much time programs should be loaded after Windows boosts . For example , you can choose to set your Fox Mail program to load 30 seconds after Windows starts up .
Person1: Very useful advice , I will try them right now .

SOLUTION: formal

PROBLEM: Person1: Mom , why do chinese people like to touch my head ? sometimes they even touch my cheeks .
Person2:That is a part of chinese culture , if they think you are a lovely child , they touch your head and say , how cute you are .
Person1: But i donor like it , not a bit , i am not a pet , i am a girl .
Person2:Well , you get used to it , different countries have different manners .
Person1: But i do not like anyone touch my head .
Person2:They are just been in friendly , when you are in Roman , do as the Romans do , that means you need to adapt to your enviroment .
Person1: What if everybody in the wheres goes crazy ?
Person2:Then you might need to pretend to be a little crazy .
Person1: Does this mean that if i might want those new European bitches , i am supposed to wonder run reget ?
Person2:Do you think it is a ~ got give your brain , use it if you really cannot accept it people touch your head , keep distance from them , why not just wear your big flyby hat and ~ is anyone get close to you .
Person1: That is my work , i will try it .

SOLUTION: formal

PROBLEM: Person1: How do you feel about wearing name logos or slogans on your clothing ?
Person2:I've never really thought about it before . I guess it doesn't bother me .
Person1: Do you think advertising has an influence on the choices you make when you're shopping ?
Person2:I guess so . I usually buy name-brand clothing , shoes , and electronic goods . How about you ?
Person1: I actually try to avoid name-brand items . I can't stand it when big companies advertise their products all over the place !
Person2:I know that advertisers are experts at persuading people to spend their money , I think brilliant items are usually higher quality than ~ grounds .
Person1: I think is sensible to buy products that is high quality than others when you want to buy something that's going to last a long time , but I don't think it always makes sense .
Person2:Do you have a brand preference for anything ?
Person1: I do for shower items like shower gel and shampoo , but I don't for higher-end items .
Person2:What do you think about the " impossible is nothing " billboard on the high street ?
Person1: It's just a slogan for a famous company ; there's nothing really special about it .
Person2:I think it's a brilliant advert ! It really grabs my attention !
Person1: To each their own !

SOLUTION:
informal