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: Hi , how are you doing ?
Person2:I'm fine . How about yourself ?
Person1: I'm pretty good . Thanks for asking .
Person2:No problem . So how have you been ?
Person1: I've been great . What about you ?
Person2:I've been good . I'm in school right now .
Person1: What school do you go to ?
Person2:I go to PCC .
Person1: Do you like it there ?
Person2:It's okay . It's a really big campus .
Person1: Good luck with school .
Person2:Thank you very much .

A: informal
****
Q: Person1: Will they send me a form telling me that I have been granted unemployment ?
Person2:A Notice of Unemployment Insurance Award letter will be sent to you .
Person1: What information will be in that letter ?
Person2:The Award Letter will inform you as to how much you will receive .
Person1: What other forms will I need to turn in ?
Person2:Every two weeks you will receive a Continued Claim Form that you must turn in .
Person1: What will they be asking me on that form ?
Person2:You must show that you were available and that you looked for work .
Person1: What else will they ask me ?
Person2:One of the questions they ask you is if you were well enough to work .

A: formal
****
Q: Person1: Hello , my name is Xu Hua . I'm from Beijing .
Person2:Hello , Xu Hua . I'm Paula . I'm American .
Person1: Welcome to China , Paula .
Person2:Thank you .

A:
informal
****