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: People are funny .
Person2:They sure are .
Person1: Did you hear about the pilot ?
Person2:The one that stole a small plane ?
Person1: Yes , he stole a plane in Canada and flew into the U . S .
Person2:Did they catch him ?
Person1: Yes . After two U . S . fighter jets followed him for an hour , he landed on a highway .
Person2:Did he crash ?
Person1: No , he just landed the plane and walked to a restaurant .
Person2:Did the cops find out why he flew into the U . S . ?
Person1: His life sucked . He was hoping a fighter jet would shoot him down .
Person2:Poor guy .
A:
formal