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: Well , I've got a date . Now I need to find a restaurant . Can you help me ?
Person2:No problem , of course ! How much would you like to spend to impress the lady ?
Person1: Nothing but the best for a pretty woman !
Person2:Sir , the restaurant you seek is right here . This hotel has a three-star restaurant .
Person1: Well , I sort of suggested that we would go out on the town . Do you have another suggestion ?
Person2:Gramercy Tavern is at least as good as our own hotel restaurant . Plus , they have live jazz .
Person1: Gramercy Tavern , eh ? I think I've heard of that before . Call to get us a table , okay ?
Person2:Right away , sir . She will be impressed with your local knowledge .

A: formal
****
Q: Person1: Good morning Mike !
Person2:Morning Sally ! What's up ? you seem in a hurry !
Person1: I am having an exam at nine , It's already eight thirty .
Person2:Don't worry , I'll drive you .
Person1: Thank you very much !
Person2:How are your cases coming along ?
Person1: Very well , thanks , I will probably finish next week , but this is still a lot of work , I have been worked on in for six months , and i ' m so closed to end . I can feel it .
Person2:Wow , Good for you.It sounds like a lot of work . I'm proud of you ! Is this the right building ?
Person1: Yes , It's only eight forty . Thanks so much !
Person2:You're welcome.Good luck , bye !
Person1: Have a nice day , bye !

A: informal
****
Q: Person1: It ' s freezing in here ! Can I turn up the heat ?
Person2:Don ' t touch that thermostat ! You don ' t pay the bills around here !
Person1: Dad ! Are you serious ? What ' s the point of having central heating if we can ' t use it ! Look , I can see my breath !
Person2:Put on a sweater ! I ' m not gonna let you run up my heating bill just because it ' s a bit chilly .
Person1: Dad ! I ' m gonna catch a cold !
Person2:When I was your age , my parents didn ' t have central heating like you do ! We had a furnace in the center of the living room and that was it . We used it to cook , heat the house and even dry our clothes ! We never caught a cold . You should be grateful !

A:
informal
****