Redhelen is right, they will take it all into consideration and bear in mind that after recent sad events within the field of childcare they are being much harder on people who could possibly pose an emotional threat to young, vulnerable children. Why is he suddenly het up on night time stop over's when he has proved unreliable for daytime visits?
I can totally understand your feelings, plus you dont want her getting hurt or having to fathom why her dad can't be bothered to turn up to see her at times.
Keep us posted, I hope you get the result you are looking for!