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'.

Person1: Who stands out in your mind as a man or woman of sound character ?
Person2:If I think of famous people , I think of Abraham Lincoln .
Person1: He's the US president , who walked five miles just to give a lady her change , isn't he ?
Person2:That's the one . He also was famous for never giving up on his goals .
Person1: That's right . He ran for office quite a few times before he was finally elected .
Person2:And I also admire him for his courage in fighting for equal rights .
Person1: He had great vision , didn't he ?
Person2:And humility . I would have liked to meet him personally .
informal

Person1: I ' Ve decided to go to the cinema alone this evening .
Person2:What has caused you to make such a decision ? Didn ' t you used to go with Helen ?
Person1: Helen is nice but she talks a lot .
Person2:Oh . That ' s really annoying when seeing a film .
Person1: It sure is .
formal

Person1: I've run out of steam . To be honest , I want to be in a different environment .
Person2:Is that so ?
Person1: Yes . I don't want to be stuck in a rut . I want to move on .
Person2:Have you decided ?
Person1: Yes , I want to get a better job .
Person2:Could you tell me why you want to quit ?
Person1: I'm quitting because of the lousy salary and all the difficulties I have in getting along with my colleagues .
Person2:Oh , that sounds terrible . Would you be happier with higher pay here ? I " m sure something can be worked out .
Person1: I'm afraid not . I've promised my girlfriend . We're going to travel south to find jobs that offer higher pay .
Person2:OK . I'd like to say that I've really enjoyed working with you . However , I think you should work harder at your new job and then you can ask for higher pay .
formal