Your messages leave smile on my face

I think it will work with ya like this canım as follow

" Benim yüzümde bir gülüşü senin mesajın terketir " 

But am not sure cose am still learning too

I wish I could help ya dear !! Good luck !!

thank you canim Noura

 senin mesajlarin yüzüme  bir gülümseme bırakır

my try but im not sure

 Your translation is correct. But generally we use present continous tense instead of simple present tense.So "Senin mesajların yüzümde bir gülümseme bırakıyor" is better.

What about mine !!