Ben de gideyim.
English: Let me go too.
The 'dilek-istek kipi' in Turkish is a verb mood used to express wishes, desires, or unreal situations. It is often called the optative mood.
Use this form in Turkish to express what you wish or want to happen, to make polite suggestions, or to talk about unreal or hypothetical situations.
Ben de gideyim.
English: Let me go too.
Sen de gelsin.
English: Let him/her come too.
Yarın buluşalım.
English: Let's meet tomorrow.
Daha çok çalışasın.
English: May you study more.
O da bizimle oynasın.
English: Let him/her play with us too.