对不起，我想你打错电话了：

I'm sorry,I think you'v got the wrong number.

恐怕你拨错电话了：

I'm afraid ,you dial the wrong number.

这里没有叫这个名字的人：

There's no one here by that name.

这个号码查无布朗先生：

There's no Brown at that number.

请你再核对一下好吗好吗?：

Will you please check the number again?

你要拨什么号码?：

What number are you trying to dial?

喂，是不是86627898?：

Hello,is this 86627898?

我弄错了，对不起!：

My mistake,sorry!

对不起，打扰你了!

Sorry for troubling you!

我一定是打错电话了：

I must misdialed.