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'.

Q: Person1: I've brought a little dog for Alice , girls usually like looking after pets .
Person2:Thank you , but Alice is only a visitor here . I don't know if she'll keep it .
Person1: To tell you the truth , the dog isn't my real reason for coming . I want to ask Alice if she'd like to be my girlfriend .
Person2:Really ?

A: informal
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Q: Person1: Did you make it to school today ?
Person2:I always do . Did you go to school today ?
Person1: No , I didn't .
Person2:You should have , but have you seen any movies lately ?
Person1: That was an odd change of subject .
Person2:Maybe it was , but answer the question .
Person1: No , not recently .
Person2:I want to go to see a movie this weekend .
Person1: What's stopping you then ?
Person2:I don't want to go alone .
Person1: So , will you be at school tomorrow ?
Person2:No , I want to go to the movies instead .

A: formal
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Q: Person1: The question is easy for everybody.Don ' t you think so ?
Person2:Yeah , it's very easy . But it's above Nick's head
Person1: Why do you say so ?
Person2:He's always confused by easy questions .

A:
formal
****