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'.
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Question: Person1: It was great meeting you .
Person2:Me too .
Person1: Maybe we can meet again sometime ?
Person2:Of course , but I'll have to go now .

Answer: informal

Question: Person1: What can I do for you , Ma'am ?
Person2:I want to buy a cell phone for my daughter .
Person1: How old is she ?
Person2:She is 17 . It's for her birthday .
Person1: We have a new-fashioned cell phone especially designed for young girls . The brand name is Nokia .
Person2:Thanks , but I want to have a look at the Motorola's products .
Person1: Sure . This is the one I will not hesitate to recommend . Its color and style is so attractive and also the quality is really reliable .
Person2:Sounds perfect . I'll take the pink one . Can you pack it for me ?
Person1: Sure . By the way , here are some free adornments . Would you like one ?
Person2:Why not ? The Sweetheart pendant matches the cell phone well . I'd take this one .
Person1: Have a seat over there . I'll pack it up for you right away .
Person2:Thanks .

Answer: informal

Question: Person1: Good morning . What can I do for you ?
Person2:Good morning . Would you like to tell me something about the computer ? I've never seen this brand before . What is your superior brand ?
Person1: This is our new brand . I can make sure our computer board is one of the best boards .
Person2:Can you tell me the specialty of your computer board ?
Person1: With pleasure . It's easy to have a memory expansion on board capacity and fulfill your needs for a computer . Besides , there is more space for extra cards to expand later on .
Person2:What's the memory capacity of the computer ?
Person1: The hard drive has 260 G and the RAM is 4 G .
Person2:Can you give me a wholesale list ?
Person1: Yes . The price differs depending on how many you want .
Person2:Is the price negotiable ?
Person1: Yes . It depends . If you have a large order , we will give you a discount .

Answer:
formal