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'.
Example: Person1: Hey man , you wanna buy some weed ?
Person2:Some what ?
Person 1:Weed ! You know ? Pot , Ganja , Mary Jane some chronic !
Person2: Oh , umm , no thanks .
Person1: I also have blow if you prefer to do a few lines .
Person2: No , I am ok , really .
Person1: Come on man ! I even got dope and acid ! Try some !
Person2: Do you really have all of these drugs ? Where do you get them from ?
Person1: I got my connections ! Just tell me what you want and I ' ll even give you one ounce for free .
Person2: Sounds good ! Let ' s see , I want .
Person1: Yeah ?
Person2:I want you to put your hands behind your head ! You are under arrest !
Example solution: informal
Example explanation: Based on the conversation, we can see that there is a presence of exclamation which is not present in a formal discussion. Therefore this is an informal conversation

Problem: Person1: how did you do on your BELTS exam ?
Person2:fantastic ! I got an overall score of eight .
Person1: that's excellent ! Have you received your conditional offers yet ?
Person2:yes . I'm just waiting until I officially get admitted to the university with a conditional offer to apply for my visa .
Person1: do you know where the visa office is ?
Person2:no .
Person1: it's just near the Dong Si Shi Tiao subway stop .
Person2:that's not too far away . Do you think I'll get a visa ?
Person1: have you ever gone abroad before ?
Person2:yes , I've been to Tailband , Egypt , and Japan .
Person1: have you ever been denied a visa before ?
Person2:never .
Person1: that's good . Are you planning on immigrating to another country ?
Person2:no , I want to come back to China after I graduate .
Person1: that's exactly what the visa officers want to hear . Do you have enough money for tuition and room and board ?
Person2:I've received a full scholarship , so I won't need any other money to live off while I'm studying .
Person1: I think you have a very good chance of getting a visa . I can help you prepare for the visa interview if you want .
Person2:that's be great . The more prepared I am , the better .
Solution: informal