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: One family skeleton of my family was that my younger brother has an axe to grind .
Person2:What did he aim at ?
Person1: He began to be interested in finance because he thought he would be able to inherit the family ' s fortune .
Person2:How could he have such an ill intention ? I think your father can see that through .

SOLUTION: formal

PROBLEM: Person1: Do you think the weather will be good this weekend ?
Person2:I heard it might rain .
Person1: Oh . That ' s a pity . I thought that we might go hiking in the hills .
Person2:Mmm ... Well we could go to that new art gallery instead .
Person1: Yes that might be a better idea .
Person2:Maybe we ' ll meet some of the artists too .
Person1: Ok - let ' s do that then !

SOLUTION: informal

PROBLEM: Person1: Mr . Carmichael , this is Ellen Bower calling again . You had said I should call this week to schedule an interview with you .
Person2:That's right , Ms . Bower . How are you ? I'm not sure if I ' ll be able to fit you in this week , I ' m afraid .
Person1: I understand , Mr . Carmichael . I'd be glad to make it some time next week .
Person2:All right , then . Why don't we say next Tuesday at 11:30 a . m . ?

SOLUTION:
informal