A : 어서오세요 ? Come on in !
B : 반갑습니다. Nice to meet you.
A : 앉으세요. Have a seat.
B : 고맙습니다. Thank you.
A : 커피 드시겠어요 ? Would you like some coffee ?
B : 네, 고맙습니다. Yes, thank you.
A : 설탕 넣으세요 ? Do you take sugar ?
B : 네, 한개요. Yes, one spoon, please.