Yes, he will.
THE MIGHTY GOD ALLAH dose not want any thing from humans ALLAH only wants his humans to obey him and give up bad things which is good for humans
"May Allah reward you", seems to work fine.
say: Allah yerda aleek , if you are talking to a male. say: Allah yerda aleeki , if you are talking to a female. say: Allah yerda aleekom, if you are talking to a group of people.
Brush up your grammar and I'll answer your question.