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'.

Q: Person1: I would like you to meet my family . Can you come to dinner next week at my parents ' place ?
Person2:Yeuks ! Do they know anything about me ?
Person1: Actually , I've told them a lot about you . They are excited to meet you .
Person2:I'm a little nervous !
Person1: I think you'll like them . My family is pretty laid back .
Person2:How Ay people will be there at dinner ?
Person1: Let's see . there's my mom and dad and my two brothers and one of my sisters .
Person2:That's good , I'm usually more comfortable in bigger families .

A: informal
****
Q: Person1: Wow ! Look at the time . lt's about 11 0 ' clock .
Person2:Really ? I didn't realize it was so late .
Person1: I've got to catch the last bus . See you later .

A: informal
****
Q: Person1: Do you have any tissue , Eve ? I've used all mine .
Person2:Here . Are you all right ?
Person1: Thanks . I am all right . It's just my nose . It must be an allergy . Do you have any aspirin ? I have a terrible headache .
Person2:I don't have an aspirin . Perhaps you should go to a doctor .
Person1: No , no . I am okay . It's the weather . It was warm and sunny this morning and now it's chilly and raining .
Person2:Really , John . I still think you should go to a doctor . You've been sneezing ever since you entered the office this morning . Why don't you take this afternoon off ? If you don't want to see a doctor , at least you can go home and have a good rest .
Person1: I can't . I am already behind the schedule . Besides , you know Mr . White . He would think that I was putting him on .
Person2:You didn't do anything but sneeze this morning , and you can't do anything this afternoon like this . Gee ! You've got a fever .
Person1: Do I ? Oh , no .
Person2:Listen to me . You go home now . I will call my doctor and have him go over . Ok ?
Person1: What about Mr.White ?
Person2:I'll handle him . Now go home . I'll call you after work .
Person1: Thanks a lot , Eve . Goodbye .

A:
formal
****