Q: 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: Do you have desserts ?
Person2:Yes , we have many kinds of pies and puddings .
Person1: Can you give us more information ?
Person2:Sure . We have lemon pies , apple pies , coffee rum pies and ice cream .
Person1: I would like to have the coffee rum pies .
A:
informal