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: Kim ! I'm here ! I brought all my old maternity clothes plus Dave and Alice's baby clothes !
Person2:It's a little early for those , isn't it ? I still have eight months to go ...
Person1: Believe me , the time will fly by ! Before you know it , you'll be changing diapers ! You have to start preparing !
Person2:I thought we could turn the upstairs study into a baby room . What do you think about lavender ?
Person1: I'll be back tomorrow with my work clothes and a gallon of lavender paint ! You just sit back and relax !
[EX A]: informal

[EX Q]: Person1: I need a suggestion for a restaurant here in Manhattan .
Person2:Certainly ! How much are you planning to spend on dinner , sir ?
Person1: My date's very sophisticated , so I'm sure she would expect nothing but the best .
Person2:May I suggest our own hotel restaurant ? It got three stars in the latest restaurant review .
Person1: No , thank you , I want to go out on the town . What other ideas do you have ?
Person2:There's always Gramercy Tavern . They have live jazz . The food is delicious , but very expensive .
Person1: That sounds like a good place to take a date . Can you make a reservation for me ?
Person2:As you wish , sir . You'll have a wonderful time there .
[EX A]: formal

[EX Q]: Person1: Are you studying any languages here ?
Person2:Yes , I'm studying in the Foreign Languages Department .
Person1: What are you majoring in ?
Person2:I'm majoring in English .
Person1: Is it difficult to learn ?
Person2:Yes.The language is hard to learn , but it's interesting .
Person1: Do you know anything about Britain and America ?
Person2:I'm reading a lot of books about the two countries . I like the culture .
Person1: Right.It ' s important to learn the culture of a nation if you want to learn the language well .
Person2:You're right .
[EX A]:
formal