TASK DEFINITION: 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'.
PROBLEM: Person1: hi , come on in . Can I take your coat ?
Person2:sure , thanks . I brought you a bottle of wine as well .
Person1: you're the first guest to arrive . I'll just put your coat away and then I'll get you something to drink .
Person2:should I take my shoes off ?
Person1: whatever you prefer .
Person2:this is a very nice place . How long have you been living here now ?
Person1: just over three weeks . Would you like a drink ?
Person2:sure , what do you have ?
Person1: I've got white wine , red wine , gin and tonics , ginger ale , lemonade , orange juice , and sprite .
Person2:I'll have a glass of red wine please .
Person1: one glass of red wine coming up !
Person2:so how many people are coming for the dinner tonight ?
Person1: there's just going to be 6 of us tonight .
Person2:oh , I thought there were going to be eight . who isn't coming ?
Person1: Marcia and Paul called to cancel at the last moment . Paul was running late and Marcia wasn't feeling well .
Person2:that's too bad.They ' re such good company .
Person1: I think there's someone at the door .
Person2:excuse me while I go and get that .

SOLUTION: formal

PROBLEM: Person1: Ms . : Do you have a question , Mary ?
Person2:No . That's not why I raised my hand . I need to go to the ladies ' room .
Person1: Ms . : Let me give you a hall pass for it .
Person2:What's a hall pass ?
Person1: Ms . : With a hall pass , you can go to the ladies ' room or wherever you need to go during class time .
Person2:I see .
Person1: Ms . : If a teacher stops you in the hallway , just show him or her the pass .
Person2:Or else I'll get into trouble .
Person1: Ms . : That's right .

SOLUTION: formal

PROBLEM: Person1: Elegance Hotel , is there anything I can do for you ?
Person2:Hello , I would like to make a reservation for four nights next week , from Tuesday to Friday .
Person1: All right , single or double room ?
Person2:Single room with a bath room , please . I would like a room with a view of the whole city .
Person1: All right . We have a single room available right now .
Person2:What's the rate , please ?
Person1: 578 yuan a night , plus VAT , including air-conditioner and TV .
Person2:Does that include breakfast ? Can I make calls on outside line ?
Person1: Yes , it includes English breakfast . For the phone , I am afraid you can not .
Person2:OK , that's fine . Could you hold it for me ?
Person1: Would you like to confirm the reservation ?

SOLUTION:
formal