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: Can I help you ?
Person2:Yes.When is the next train to New York City ?
Person1: Let me see ... the train to New York City ... here it is ... daily except Sunday at ten thirty , twelve twenty and fifteen ten .
Person2:Aren't there any trains before ten thirty ?
Person1: Sorry , not before ten thirty .
Person2:Then one to New York at ten thirty .
Person1: One way or round trip ?
Person2:One way .
Person1: A soft seat or hard one ?
Person2:How much is a soft ?
Person1: 15 dollars.And for a hard one , only 6 dollars .
Person2:Then one hard seat , please .
Person1: OK.Here is your change.The train leaves on platform 8 .

SOLUTION: formal

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: How do you usually spend your leisure time ? I mean , do you have any special interests out of your job ?
Person2:Of course . You see , almost everyone has some kind of hobby .
Person1: Yeah , you ' re quite right and what ' s your hobby ?
Person2:I like taking photos out of doors .
Person1: Oh , photography , It ' s really a good hobby .
Person2:Yes , I usually develop and print all my own photos .
Person1: You yourself have a photo studio ?
Person2:Yes , simple as it is . It does work .

SOLUTION:
informal