Mary, please get Mr. Jones for me at the ABC company. The number and extension are in the card file on your desk.

　　玛丽，请给我接ABC公司的琼斯先生。电话号码在你办公桌上的卡片上。

　　Right away. Would you like to speak with someone else if Mr. Jones is not in?

　　好的。如果琼斯先生不在，你要同其他人通话吗?

　　No. Just leave a message with his secretary to have Mr. Jones call me back.

　　不。给他的秘书留个信息，让琼斯给我个电话就行。

　　The line is busy. I will keep trying to reach him.

　　电话占线，我将继续与他联系。

　　extension n.伸出，扩大;延长部分;电话分机(号码)

　　leave a message 留言