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: I ' d love to have my own farm .
Person2:It would be very hard work . Are you sure ?
Person1: I wouldn ' t mind getting up early morning and the physical work would make me fit and healthy .
Person2:Running a farm would be totally different to you current job .
Person1: That ' s one reason I ' d like to try it . I ' d really like to get away from working 9 to 5 in an office .
Person2:You ' d need a lot of training before becoming a farmer . It ' s not something you can just walk into .
Person1: My uncle owns a farm and I ' Ve spent some time working with him . I love being in the countryside with farm animals and green fields .
Person2:Well , I ' d certainly come and visit you . It would be great to take a working holiday on a farm . I ' d love to get away from hustle and bustle of the city for a while .
formal

Person1: I don't think we come here at a right time .
Person2:What's wrong ?
Person1: The museum doesn't open today .
Person2:What a pity !
Person1: Where shall we go now ?
Person2:Why not have a visit to the zoo ?
informal

Person1: Let ' s go to WAngFuJing by bus .
Person2:Better take the subway . It ' s faster and more convenient .
Person1: Okay . It will be a new experience for me .
Person2:We have a rather comprehensive subway system here . we can get almost anywhere rather quickly on the subway . Especially at this time of a day when the traffic is heavy .
Person1: where do we pay the fare ?
Person2:Just give the man standing there three yuan and he'll give you a token . Then you slip it into slot at the turnstile and push the turnstile to get in .
Person1: Let me pay for it .
Person2:Where can I get the subway Madam ?
Person1: Ask the worker who sells token to give you one . It ' s free of charge . Actually maps showing subway routes are posted at most stations .
Person2:Do I have to pay additional fare to change train ?
Person1: No , you don ' t have to . Here comes the train .
formal