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'.

[EX Q]: Person1: Who's that striking woman over there ?
Person2:Hm ? Oh , that's Alice . She's totally mad . Don't get yourself in a room alone with her .
Person1: Really ? Why not ? She looks great .
Person2:Yes , I know , but she's dangerous .
Person1: Really ? Tell me more .
Person2:Well , I'm not one to gossip , as you know , but rumor has it that she sued her former boss for sexual harassment .
Person1: Wow , crikey . So what happened ?
Person2:Well , this is just between ourselves , of course , but he was her lover and he wanted to leave her , so she got revenge . I heard him say she was a dangerous woman .
Person1: Wow .
Person2:Oh , while we're on the subject , what happened to you and your secretary ?
Person1: I have no idea what you're talking about .
Person2:Oh , come on . Everybody knows .
Person1: Could you excuse me a moment ? I have to make a phone call
Person2:Oh , sure .
[EX A]: informal

[EX Q]: Person1: Hi , dear , do you know what the important day is today ?
Person2:I don ' t know .
Person1: Please think it over .
Person2:Oh , I see .
Person1: Come on , dear . I know you mustn ' t forget it .
Person2:It ' s Saturday , a great weekend .
Person1: Ur , you really let me down .
Person2:Don ' t be angry with me . I have a bad memory .
Person1: No , you haven ' t . You just don ' t care about me . You ' re an indifferent husband .
Person2:What day is it on earth ?
Person1: It ' s an anniversary of our weeding .
[EX A]: informal

[EX Q]: Person1: Good afternoon . May I help you ?
Person2:Yes , I ' m here to see Joanna Stevens . I have an appointment at four .
Person1: Certainly , may I take your name ? I ' ll let her know you ' Ve arrived .
Person2:Sure , it ' s Josh O ' Neil .
Person1: Ms . Stevens will be with you momentarily . Can I offer you something to drink ?
Person2:Yes , a coffee would be nice , thank you .
Person1: Here you are . Ms . Stevens is ready for you now . I ' ll show you to her office , right this way .
[EX A]:
informal