我不是你想寻找的那一个人的英语怎么说

I'm not the one you are searching for.

信我吧 英语专业的~^_^

I am not the one/person/man... you are looking for!
look for 寻找
search for 搜寻

I'm not the one you are serching for.
这是最专业的回答啦。

I am not the one that you wanted

I am not your cup of tea.
我不是你的那杯茶···

通常是这么说的 ····

I am not the man you wan to fand.