Baul：
We will have a party on Friday evening. Are you free then?
星期五晚上我们有个聚会，你有时间吗？
Kate：
Friday evening? No, I need to go to Tianjin for a meeting.
星期五晚上？我得去天津开会。
Baul：
Really? That's too bad.
啊？真可惜。
Kate：
I'll be with you on Saturday evening. Alright?
星期六晚上我陪你，好吗？