We often hear and say these simple sentences in everyday conversations:

• How are you?
• Fine/Good, thanks.

• Hello, I'm Peter.
• Pleased to meet you./Nice to meet you. Anna.

• See you tomorrow!
• Bye!

• What's your profession?
• I'm a teacher.

• What do you do (for a living)?
• I'm a businessman.

• Good night!
• Sleep well!

• Excuse me!
• Yes. Can I help you?

• Bless you! (when someone sneezes)
• Thanks.

• Have a good weekend!
• Same to you!

• Thank you very much indeed. (after getting help)
• Not at all. (Don't mention it.) 

• Thank you. (e.g. at the hairdresser)
• My pleasure.

• Make yourself at home.
• That's very kind. Thank you.