Harry: Do you have anything special this weekend, Helen?
Helen: Nothing special. Why?
Harry: I’d like to invite you to dinner this Friday. Will you be able to come?
Helen: Yes, I will. What time?
Harry: 6 o’clock at my house. My mother will do some special dishes of my home town.
Helen: Sounds great. I can’t wait to eat the food your mother makes. And it’s very happy to enjoy your family time. Thank you very much.

Wang: Smith, I’d very much like you to come to our dinner party.
Smith: What time?
Wang:Friday evening.
Smith:I regret to say that I have a previous engagement that evening. However, thank you for thinking of me.