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: When do you want to have the open house party ?
Person2:How about next Friday ?
Person1: Friday sounds good .
Person2:How do you feel about hiring that clown to come and entertain the kids ?
Person1: I like that . Then the adults will be more free to mingle and relax .
Person2:That's what I was thinking .
Person1: I'm so excited . Finally , a yard of my own .
Person2:Do you feel like a king in your castle ?
Solution:
informal