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: What good sunshine ! Let's go and get a suntan on the balcony .
Person2:I've had enough of it while working under the sun in the day . I don't need any more sun-tan .
Person1: It's different in my case . I work in the office , so only rarely do I get the chance to get any sun .
Person2:It might be good to you . But please keep in mind that too much tanning damages the skin rather than does any good to you . You might end up with skin cancer .
A:
informal