Ok, this is a table where everyone is a reasonable player, but South had an emergency during the hand, and you agreed to sub him.(*) You find yourself having agreed to play SAYC with no inverted minors, and having raised your partner to 2♦.
What is your bid now?
Arend
(*)Yes, lies, damn lies. Hope it keeps the furry of "Why am I not playing inverted minors?" and "Why did I not bid 1♥?" posts away.

Help

North East South West
1♦ P 2♦ X
3♦ 3♥ P 4♠
X P ?