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: How much do you expect to earn ?
Person2:I think salary is closely related to the responsibilities of the job . Shall we discuss my responsibilities with your company first ?
Person1: If you are hired , you are in charge of the design of toys that can meet the needs of the American market .
Person2:I know it is a crucial position , but I can do it well . So I'm asking for 200,000 Yuan a year as a starting salary .
Person1: Ok .

A: formal
****
Q: Person1: Hello , Jack ! Fancy meeting you here !
Person2:Yes , it's really a surprise . How are you ?
Person1: Fine . How is Jim ?
Person2:Oh , he is all right . But busy as usual . Well , why don't we have a good chat at a bar ? It's been long time since we met each other last time .
Person1: Good idea !

A: informal
****
Q: Person1: What's the matter ?
Person2:Which subway should I take to get to the East Side ?
Person1: Oh , you have to take the shuttle to Grand Central .
Person2:Which train is that ? Which platform does it leave from ?
Person1: It's not on this platform . These trains are uptown and downtown , not crosstown . You have to go up these stairs over there .

A:
formal
****