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: What is the best place to park ?
Person2:What vehicle do you usually bring to school ? Is it an automobile or a motorbike ?
Person1: I drive a motorcycle .
Person2:OK . That means you can park in the student lot or on the street . Have you seen the handicapped spots ?
Person1: I am not sure what a handicapped spot is .
Person2:Look for the blue signs and blue marked spaces . Do you usually park in the daytime or the evening ?
Person1: I park days and evenings .
Person2:Be careful about the time limits on the streets . Have you seen the signs for time limits ?
Person1: What signs ?
Person2:As long as you are careful reading the signs , you will always know how long you can park and what days are OK to park there . Are you aware of the curb colors ?
Person1: What curb colors ?
Person2:If you can remember that red means absolutely no parking and white means that you can only load and unload , you are going to be OK .
Solution: formal