instruction:
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'.
question:
Person1: Good morning . May I help you , sir ?
Person2:Yes . I want to make a remittance to New Delhi .
Person1: Do you want an international money order or a banker's draft ?
Person2:I'd like a banker's draft please . It's not really urgent .
answer:
formal

question:
Person1: Do you think that climate change is responsible for the recent floods ?
Person2:It could be . There are floods in this country almost every year , but in recent years they have been more widespread and more frequent .
Person1: It seems that the climate in this country is changing .
Person2:The summers are hotter . The last three summers have been the hottest for the past 200 years . There have also been stronger winds .
Person1: I think that the changing climate is a sign that we are causing too much damage to the environment .
Person2:I think you ' re right . Climate change naturally over time , but I think that human activities are speeding up the change . I wish that government would join together and try to resolve the problem .
Person1: Me too . If we don ' t do something soon , It might be too late .
answer:
formal

question:
Person1: I really dislike reading academic books .
Person2:That may be so , but reading them is an important way to expand your knowledge .
answer:
informal