您好像打错电话了。

I'm afraid you have the wrong number.
*wrong“错的”、“不对的”,
wrong number“错的电话号码”。

I'm afraid you have the wrong number. (您可能打错电话了。)
Oh, sorry for troubling you. (哦,对不起,打扰您了。)
I'm sorry, you've got the wrong number.

您拨的电话号码是多少? 
What number are you calling?
What number are you trying to reach?

您找哪位呀? 
Who would you like to talk to?
Who do you want to talk to?
Who are you calling?
Who are you trying to reach? 

这儿没有您说的这个人。 
There's no one here by that name.
There's nobody here by that name. 

我们公司没有叫鲍勃·霍普的。 
There's no Bob Hope in this office.
There's nobody named Bob Hope here. (这儿没有叫鲍勃·霍普的。) 

对不起,我好像打错了。
I'm sorry. I must have misdialed. *用于自己打错电话时。
I'm afraid I have the wrong number.