instruction:
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'.
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: Would you like to go to the movies tonight ?
Person2:Well , I just saw a horror movie last night . It almost frightened me to death .
Person1: Well , we could see something different like a detective film .
Person2:I don't care for a detective film . It also makes me nervous .
Person1: How about a comedy ?
Person2:No , I don't think comedies today are natural or cheerful .
Person1: How about a love story then ?
Person2:No , romance is boring .
Person1: What's you opinion ?
Person2:Let's go to see a war movie , shall we ?
Person1: Really ?
Person2:Certainly . Is there anything wrong ?
Person1: No , but I can't imagine that a girl like you would wonder to see a war movie .
answer:
informal

question:
Person1: Do you know which stop we get off at ?
Person2:We still have more to go , I think .
Person1: We've been on this bus for a while now .
Person2:You're right .
Person1: Should we have gotten off the bus already ?
Person2:I don't think so .
Person1: I thought you knew .
Person2:Maybe we did miss our stop .
Person1: Really ?
Person2:I'm positive that we missed our stop .
Person1: I'm never catching the bus with you again .
Person2:My mistake .
answer:
informal