You should pay attention to manners and respect others when chatting up people in this place. Here are some examples of chat-up notes for your reference:

1, hello, I notice that you often appear in the library. May I know you?

2. Hello, I find your temperament very attractive. Can I know you?

2. Hello, I study here and find you very attractive. Can I know you?

Hello, I want to make friends with you, can you leave my contact information?

4. Hello, I think your smile is beautiful. Can I know you?

No matter which way you choose to strike up a conversation, you should pay attention to using appropriate words, being friendly and respecting each other. We should also pay attention to the occasions and ways, so as not to affect others' study and reading.