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: Excuse me , Sir , do you know what time it is ?
Person2:Oh , it ' s almost eleven twenty .
Person1: Thank you .
Person2:You ' re welcome . The rain is quite heavy , isn ' t it ?
Person1: Yeah . I was in a hurry and I forgot my umbrella today .
Person2:I have one . We could share it . Which way are you going ?
Person1: Oh , that ' s very kind of you . I am going to the Garden Hotel .
Person2:I am going there , too . We can walk together .
Person1: Sure .
[A]: formal

[Q]: Person1: Excuse me . When is breakfast time ?
Person2:From 6:00 to 9:00 .
Person1: Well , I would like to order breakfast for tomorrow coming .
Person2:Certainly , Sir . What would you like to have ?
Person1: Please give me two fried eggs , two orders of toast and a cup of coffee .
Person2:Fine.Have a nice stay here .
[A]: formal

[Q]: Person1: Laura , what are you going to do today ?
Person2:I'm going shopping .
Person1: What time are you leaving ?
Person2:I'm going to leave around 4 O'clock .
Person1: Will you buy a ham sandwich for me at the store ?
Person2:OK .
Person1: Do you have enough money ?
Person2:I'm not sure .
Person1: How much do you have ?
Person2:25 dollars . Do you think that's enough ?
Person1: That's not very much .
Person2:I think it's OK . I also have two credit cards .
Person1: Let me give you another ten dollars .
Person2:Thanks . See you later .
Person1: Bye .
[A]:
informal