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 am trying to decide what school to apply to ?
Person2:Are you thinking about a public school or a private one ?
Person1: I am not sure . What's the difference between them ?
Person2:Public schools are usually state funded , whereas private schools usually get their funding elsewhere .
Person1: Which is better ?
Person2:One isn't necessarily better than the other . It depends a lot on the school administration and the teachers .
Person1: I hear you have to wear uniforms at private schools .
Person2:Yes , sometimes .

A: formal
****
Q: Person1: Your knowledge of English is really surprising .
Person2:Oh , it's nothing to speak of .
Person1: No , seriously . I am impressed .
Person2:Thank you . I appreciate the compliment .
Person1: Your knowledge of English is really surprising .
Person2:Oh , it's nothing to speak of .
Person1: No , seriously . I am impressed .
Person2:Thank you . I appreciate the compliment .

A: informal
****
Q: Person1: Hey Bob . Whatchy doing ?
Person2:I'm at home painting .
Person1: I didn't know you paint . What type of painting is it ?
Person2:I enjoy oil painting . I learned it in one of my extra classes in college .
Person1: That sounds so interesting . I wish I learned a hobby .
Person2:Hobbies are never too late to learn . They offer a variety of classes at the local community college . You should look into it .
Person1: I think I will . Thanks for the info .

A:
informal
****