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: That girl looks very attractive , doesn ' t she ?
Person2:Do you think so ? I don ' t like girls who look like that . I like girls who aren ' t too slim . If you like her , go and talk to her .
Person1: I ' d like to , but there ' s her boyfriend . He ' s very broad-shouldered .
Person2:He ' s huge ! He must go to the gym to have a well-built body like that .
Person1: Do you prefer tall girls or short ones ?
Person2:I don ' t mind , but I like girls with long hair .
Person1: We have different tastes . I like girls with short hair . I like tall girls - probably because I ' m so tall myself .
Person2:Have you ever dated a girl taller than you ?
Person1: No , never . I don ' t think I ' Ve ever met a girl taller than me ! Have you gained weight recently ?
Person2:Yes , I have . Perhaps I should go to the gym , like that girl ' s boyfriend .
Person1: I'm getting a bit plump myself . Perhaps I ' ll go with you .

SOLUTION: formal

PROBLEM: Person1: I hear you bought a new house in the northern suburbs .
Person2:That ' s right , we bought it the same day we came on the market .
Person1: What kind of house is it ?
Person2:It ' s a wonderful Spanish style .
Person1: Oh , I love the roof tiles on Spanish style houses .
Person2:And it ' s a bargaining . A house like this in river side costs double the price .
Person1: Great , is it a two bedroom house ?
Person2:No , it has three bedrooms and three beds , and has a living room with a twelve-foot ceiling . There ' s a two-car garage .
Person1: That ' s a nice area too . It ' ll be a good investment for you .
Person2:Yeas , when will you buy a house ?
Person1: Not untill the end of this year , you know , just before my wedding .
Person2:Right , congratulations .
Person1: Thank you .

SOLUTION: informal

PROBLEM: Person1: Could you tell me how to use the washer and dryer ?
Person2:What do you need help with ?
Person1: Do you know how to turn them on ?
Person2:Do you have any change ?
Person1: I need change for the machines ?
Person2:You need to put 50 cents into the washer machine and a dollar into the dryer .
Person1: So what do I need to do ?
Person2:The machines will turn on once you put the quarters into the slot .
Person1: That's really all I have to do ?
Person2:That's everything .
Person1: Thanks for all your help .
Person2:I'm here if you need any more help .

SOLUTION:
informal