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: I am checking out . Here is the key to my room .
Person2:Thank you . I'll just print out your receipt , and then you're free to go . Here you go !
Person1: Thanks .
Person2:If you don't mind me asking , how did you enjoy your stay at New York Hotel ?
Person1: This hotel could use some insecticide , but my time in New York was thoroughly delightful .
Person2:That's very honest of you . Rest assured that this hotel will have no insects next time .
[EX A]: formal

[EX Q]: Person1: What are the requirements to apply for the position ?
Person2:Your major must be computer .
Person1: Do you think my educational background suits this position ?
Person2:Yes , I ' m quite satisfied with your qualifications .
Person1: Does this job require that new employees take any kind of training course ?
Person2:Generally speaking , training new members is usually necessary . We offer our new employees a one-week training course .
Person1: Could you tell something about the job ?
Person2:Yes , of course . You will be responsible for the designing and developing new products and also be in charge of the evaluation of the software programs including complex software systems to ensure product features and operation complaints .
Person1: Oh , I see . I believe I can do the job well .
[EX A]: informal

[EX Q]: Person1: My Chinese friends told me that the Spring Festival is coming soon . Can you tell me something about it ?
Person2:Certainly . It ' s actually the Chinese New Year and is regarded by the Chinese as the most important holiday of the year .
Person1: What happens on the holiday ?
Person2:Family members usually get together on the Eve of the New Year and have a special dinner to celebrate . Relatives and friends often visit each other during the holiday to wish each other a happy new year .
Person1: Do people cook a lot of special dishes for the holiday ?
Person2:Yes , just like Christmas in western countries , it is a time for eating lots of special food .
[EX A]:
formal