I made the request although I figured I didn't have much chance of getting it, but then it was fulfilled!
I asked, although I wasn't too hopeful about it, but then she/he granted my wish!
ご質問ありがとうございます。
① "I made the request although I figured I didn't have much chance of getting it,"＝「リクエストをしました、でもあまりそれが叶うとは思わなかったけれど」
"but then it was fulfilled!"＝「でもそしたらそれが叶われた！」
② "I asked, although I wasn't too hopeful about it,"＝「お願いしました、でもあまり期待はしていませんでした。」
"but then she/he granted my wish!"＝「でもそしたら彼・彼女はそのお願いを叶えてくれました！」
ご参考に。
アメリカ合衆国 
