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'.
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Question: Person1: Good afternoon madam . What can I do for you ?
Person2:Hi . I want to check out . My room is 1005 .
Person1: OK . Please hold on a minute . So you checked in on Monday and stayed 3 nights in single room 1005 . Is that right ?
Person2:Yes . Can I have a look at my bill ?
Person1: OK . Here you are . If there are no questions , could we have your signature in the blank below ?
Person2:OK . I would like to have my receipt report , please .
Person1: Here it is . We are pleased to serve you here and we look forward to seeing you again . Wish you have a good day .

Answer: informal

Question: 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 .

Answer: formal

Question: Person1: Hello , thanks for calling 123 Tech Help , I ' m Todd . How can I help you ?
Person2:Hello ? Can you help me ? My computer ! Oh man ...
Person1: It ' s okay sir , calm down . What happened ?
Person2:I turned on my laptop and it broke ! I mean , the monitor went black !
Person1: Ok , sir , it sounds like you might have a virus .
Person2:I don ' t feel sick , ... let me check ... Nope ! No fever , I ' m fine .
Person1: No , your computer might have a virus , I mean , it has a bad program on it . Maybe that ' s why it crashed . I recommend that you run an antivirus program in order to safely remove any unwanted spyware or Trojans .
Person2:Phew ! . . . Wait a minute , CRASH ? ? ! ! Spyware ? Trojans ! What ? where ? when ? !

Answer:
informal