Hi, Bob, this is John Lin.
你好鲍勃，我是John Lin.

Hello，John.
你好，John。

I’m with Hardford public relations. I’d like to set up an appointment to come by and talk with you about our services.
我在Hardford公关公司工作，我想和你约个时间见面来谈一谈我们的服务。

How about tomorrow at 11 o'clock？
明天上午11点怎么样？