Detailed Instructions: 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'.
Problem: Person1: Holly , I just heard some terrible news .
Person2:Me , too . I overheard someone say Taylor has a brain tumor .
Person1: What ? No , I heard that he has stomach cancer . His ex-girlfriend said it .
Person2:That could explain all his stomachaches . He's trying to hide it from us .
Person1: Maybe that's why he didn't show up at the potluck . Have you seen him ?
Person2:No , but someone said he was in the men's room puking . Follow me !
Solution:
formal