X:I'm afraid I've got to go. I have another appointment at five.
恐怕我必须得走了,我在5点钟有另一个约会。
Y:Do you? By the way, could you mail this letter for me as you go through the lobby?
是吗?对了,你经过大厅时顺便帮我寄这封信好吗?
X:No problem.
没问题。
Y:Thank you. Come back to my office at the same time tomorrow. I'll have the pictures ready by then.
谢谢。明天同一时间请到我房间来,那时我会把相片准备好。
X:I will.
我会的。