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: Well , Peter , you have to do better than that next time , won ' t you ?
Person2:Have I really got to do those exams again , Dad ?
Person1: Of course , you have . You must try harder this time .
Person2:And must I go back to school ?
Person1: No , you needn ' t do that . You ' d better get a part-time job somewhere and go to evening classes .
Person2:But Dad , I should be working full-time at my age . I ' m nearly 17 .
Person1: You ought to have worked harder then you wouldn ' t have failed your exams . You have to take a job and study .
Person2:What else I ' Ve got to do ? Join the army ?
Person1: Who knows ! That might come to later .
[A]: informal

[Q]: Person1: Do you like traveling ?
Person2:Yes . I ' Ve just come back from Scotland .
Person1: Where did you visit ?
Person2:I only had time to visit Edinburgh .
Person1: How did you like it ?
Person2:It ' s fantastic .
Person1: Where did you go there .
Person2:I went to there on business .
Person1: And do you have friend there ?
Person2:Yes , a lot of friends .
Person1: You must enjoy yourself .
Person2:Yes . And I took many pictures .
[A]: formal

[Q]: Person1: How are you doing ?
Person2:I'm pretty good , you ?
Person1: I'm awesome .
Person2:How long have you been on the bus ?
Person1: I've been on here for like , 15 minutes .
Person2:Do you catch this bus a lot ?
Person1: Not much , I have a car .
Person2:So , you have your own car ?
Person1: I sure do .
Person2:Then , why are you on the bus with me ?
Person1: I'm waiting till our President gets out of office , and the gas prices go down .
Person2:That's good thinking .
[A]:
informal