Given the task definition and input, reply with output. 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'.

Person1: Jenny , do you want to go to see a movie ?
Person2:What's on tonight ?
Person1: I want to see ' Click . '
Person2:Who is in this movie ?
Person1: I don't know . My friend told me it was a touching movie .
formal