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'.

Q: Person1: What can I do for you , Ma'am ?
Person2:I want to buy a cell phone for my daughter .
Person1: How old is she ?
Person2:She is 17 . It's for her birthday .
Person1: We have a new-fashioned cell phone especially designed for young girls . The brand name is Nokia .
Person2:Thanks , but I want to have a look at the Motorola's products .
Person1: Sure . This is the one I will not hesitate to recommend . Its color and style is so attractive and also the quality is really reliable .
Person2:Sounds perfect . I'll take the pink one . Can you pack it for me ?
Person1: Sure . By the way , here are some free adornments . Would you like one ?
Person2:Why not ? The Sweetheart pendant matches the cell phone well . I'd take this one .
Person1: Have a seat over there . I'll pack it up for you right away .
Person2:Thanks .

A: informal
****
Q: Person1: Hello baseball fans , and welcome back to today ' s game ! My name is Rick Fields and of course , I am here , once again , with the man that seals the deal , Bob Copeland .
Person2:It ' s a beautiful day to see two world class teams face each other and fight for their right to be called champions .
Person1: Well , the national anthem has just been sung , and the umpire has started the game . It ' s time to play ball !
Person2:Roger Vargas is up at bat . The pitcher winds up and strike one !
Person1: A very nice curve ball by the pitcher . The catcher gives him the sign , he winds up and Vargas gets a line drive !
Person2:The players are scrambling to get the ball . Vargas gets to first base and he ' s still going ! The outfielder throws it to second ! Vargas slides ! He ' s safe !
Person1: Great play !
Person2:We have a runner on third and up at bat is Brian Okapi ! There ' s the pitch , he hits it ! It ' s going , going , that ball is gone !
Person1: Home run by Okapi ! That puts this team ahead by two as we are at the bottom of the fifth inning here at Richie Stadium !

A: informal
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Q: Person1: How much is it ?
Person2:6 500 yuan . You will get it on the price tag .
Person1: It s a little overpriced . Is there any discount on this laptop ?
Person2:Its already very cheap . Let's make it 6 000 yuan .
Person1: I ' d buy this if it were cheaper . How about 5 000 yuan ?
Person2:Hum ... I say 5 500 yuan . That's as cheap as it can get .
Person1: Is it the final price ?
Person2:I'm sorry , this is our rock bottom price .
Person1: Alright , I ' ll buy this one .

A:
informal
****