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: The bridegroom looks a bit nervous .
Person2:On this occasion , most people do .
Person1: Oh , they are playing the wedding March . Here they come .
Person2:She is a beautiful bride .
Person1: I am so happy for them .
Person2:Are you crying ?
Person1: Yes , I always cry at weddings .
Person2:Harris and Anne are perfect for each other .
Person1: Yes , they are .
Person2:You and Tom also make a great couple .
Person1: In fact , we are beginning to make preparations .
Person2:For the wedding ?
Person1: No , no , for the engagement .
Person2:Try to catch this bouquet then .
A:
informal