Detailed Instructions: 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'.
See one example below:
Problem: Person1: Hey man , you wanna buy some weed ?
Person2:Some what ?
Person 1:Weed ! You know ? Pot , Ganja , Mary Jane some chronic !
Person2: Oh , umm , no thanks .
Person1: I also have blow if you prefer to do a few lines .
Person2: No , I am ok , really .
Person1: Come on man ! I even got dope and acid ! Try some !
Person2: Do you really have all of these drugs ? Where do you get them from ?
Person1: I got my connections ! Just tell me what you want and I ' ll even give you one ounce for free .
Person2: Sounds good ! Let ' s see , I want .
Person1: Yeah ?
Person2:I want you to put your hands behind your head ! You are under arrest !
Solution: informal
Explanation: Based on the conversation, we can see that there is a presence of exclamation which is not present in a formal discussion. Therefore this is an informal conversation

Problem: Person1: Do you have any plans for tomorrow night ?
Person2:Not really . I wasn thinking of maybe going to a movie . Do you want to go with me ?
Person1: Sure . What movies were you thinking about going to ?
Person2:Have you heard of Hot Fuzz ?
Person1: Yes . Isn't the director of that movie the same guy who directed Shaun of the Dead ?
Person2:That's the one . It's an actioncomedy . What do you think ?
Person1: To be honest , I didn't really like Shaun of the Dead . Besides , I like movies with a happy ending best .
Person2:What do you have in mind ?
Person1: I was thinking of seeing You , Me and Dupree . It's a typical Hollywood blockbuster .
Person2:Isn't that the chick flick with Kate Hudson and Owen Wilson ?
Person1: Yeah , I suppose you wouldn't want to see that , huh ?
Person2:Not really . Do you like biographical / drama films ?
Person1: It depends on who the film is about . Which movie did you have in mind ?
Person2:Anne Hathaway is in a new movie called Becoming Jane which is based on a true story about Jane Austen .
Person1: That sounds fantastic ! What time is it playing ?
Person2:It's on at 8 pm at the Phoenix Theatres . I have a membership there , so I can book the tickets ahead of time .
Person1: Great . Shall I meet you there around 7 forty-five tomorrow night ?
Person2:Sounds good . I'll see you then !
Solution:
informal