Stick straight hair... sos

So I have stuck straight hair about down to my belly button and I’m trying to see if there’s anyway to make it curl or have life!? Are there any products that actually work? Even when I curl my hair with the strongest hairspray it goes flat by the end of the night! Sos!

-

Also trying to figure out a hairstyle to wear with this dress

This js me and my stubborn hair;

It’s also not red anymore, it’s fading nice into my dark brown, so depends on the light 😂 help!