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: Mary , this is your homeroom . It's 213 . Remember that .
Person2:What's a homeroom ?
Person1: You sit in there , listen to the morning announcement with other kids , and then you go to your classes .
Person2:Cindy , I'm scared .
Person1: But I have to go to my homeroom .
Person2:Do we have the same classes today ?
Person1: No .
Person2:Do you think the school can put us in the same homeroom ?
Person1: Stop worrying , Mary . You'll do just fine .
A:
informal