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: Does it bother you that your husband goes away on long business trips ?
Person2:No.The time we have spent apart has been good for us.Absence makes the heart grow fonder .
A:
formal