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'.
Q: Person1: It seems to me that you fall for good-looking guys .
Person2:Yeah .
Person1: Why don't you date up a handsome guy and spend time together ?
Person2:I have found myself a date mate .
Person1: You must have a lot in common and a barrel of fun .
Person2:A barrel of fun , of course . He often says that I'm a date bait .
A:
informal