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: Thanks for offering to give me a lift . I ' m looking forward to this party , but I didn ' t want to go alone .
Person2:Don ' t mention it . It ' s my pleasure . Have you been to one of these large , sit-down dinner parties since you got to New Haven ?
Person1: No , this is my first.Last week I went to a cookout for new professors at Dean Barksdale ' s home . I took a taxi because I didn ' t want to be late.But I was the first one
Person2:Cookouts often start slowly . A two o ' clock start means you arrive any time after two .
Person1: Thanks for telling me this .
Person2:I was late getting back from the mall , but I ' m hurrying .
Person1: Why are you in such a hurry ? They said , Dinner at eight , and it ' s only seven-fifteen . I don ' t want to be the first one there again .
Person2:Don ' t worry . We won ' t be the first .

SOLUTION: informal

PROBLEM: Person1: Hello , Lily .
Person2:Hello , Mr . Clark . You ' re early for lunch . It ' s only eleven o ' clock .
Person1: When I come late , there ' s usually nothing left .
Person2:What would you like today ?
Person1: I ' ll have the leg of lamb .
Person2:And would you like salad ? The salad plate today is lettuce , tomatoes , and black olives .

SOLUTION: formal

PROBLEM: Person1: Have you noticed the Mexican restaurant on the other side of this street ?
Person2:You mean the one with the yellow bricks ? But last time I saw it , it wasn ' t really in business yet . I saw some people inside furnishing the rooms . Is it open now ?
Person1: Yes , someone give me a pamphlet introducing the restaurant and its business hours when I passed by this morning . So , let ' s have a try . My treat .
Person2:Great , I like the idea of trying some new food .
Person1: Good for you . Today we have more chances to try some new food because there are now many new form restaurants in our city coming from places all over the world .
Person2:Also some traditional Chinese food , like noodles and dumpling are marketed in modern ways with improved food quality . I heard this year , the government has imposed very stringent inspection on the hi-gene conditions restaurants and suppliers of food are also under tighter control . For sure all the customers will benefit from this .

SOLUTION:
informal