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: Mum , can I finish my homework later ?
Person2:Sorry . You know the rules .
Person1: But I want to watch TV now .
Person2:That ' s out of the question .
Person1: Please .
Person2:Not a chance .
Person1: Not even for an hour ?
Person2:Sorry , it ' s impossible .
[EX A]: informal

[EX Q]: Person1: Hello , sir . Can I help you ?
Person2:Yes . I want to apply for a job you posted on the Internet yesterday .
Person1: What ' s the job title ?
Person2:Service Technician . How can I apply for this position ?
Person1: You need to fill out an Application Form .
Person2:Where is it ?
Person1: It is on the desk over there . Be sure to fill out everything . Don ' t leave any blank spaces . When you ' re done bring the application to me .
Person2:Okay . Thanks .
[EX A]: formal

[EX Q]: Person1: How are your wedding plans going ?
Person2:Very well . We started organizing everything early to avoid a last minute rush to get things done .
Person1: When will your wedding take place ?
Person2:At ten o'clock on the morning of next Sunday . We have invited all our relatives to the wedding .
Person1: It will be a large church one . Is your wedding dress ready ?
Person2:Yes , its design is very elaborate and the designer took many weeks to make it .
Person1: You will be very beautiful on your wedding day .
Person2:Thank you !
Person1: Which hotel will the reception be held at ?
Person2:The Palace Hotel .
Person1: It's excellent . A friend of mine had her wedding reception there and said it was perfect , though very expensive .
Person2:It will be expensive , but we think it will be worth .
Person1: I think you made the right decision .
[EX A]:
informal