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: What do you plan to do on Sunday morning ?
Person2:Nothing special .
Person1: How about going to English corner with me ?
Person2:Oh , I'd rather not .
Person1: Why not ?
Person2:You know , I am poor at English , especially spoken English .
Person1: That's why you should go there , If you don't dare to speak English owing to the fact that you are afraid of making mistakes , you simply will never learn English .

SOLUTION: formal

PROBLEM: Person1: I am going on my first date tonight . Can you give me some suggestions about what to wear ?
Person2:Well , I think you look very pretty in your polka dot purple dress with your hair piled at the rear . That makes you very graceful and mysterious .
Person1: Yeah , that's a good idea . Let me try it .
Person2:Remember to match it with your glittering star-shaped necklace . Very attractive on formal occasions .
Person1: Do I look more mature in the highheel shoes ?
Person2:Sure , more elegant and taller .
Person1: I shall wear light make-up instead of heavy . The face powder will lighten my skin color .
Person2:If I were your date , I would be so charmed by you .
Person1: Thank you .

SOLUTION: formal

PROBLEM: Person1: Rachel ? This is John Emory speaking .
Person2:Yes , Mr . Emory ?
Person1: I ' Ve got some bad news . All the plans sent over to the McGrath Corporation have been rejected . We ' re going to have to start from scratch .
Person2:I thought they had already agreed to everything . That ' s going to take weeks to rework .

SOLUTION:
informal