Hey,
I read your criterias and they seem quite easy. I can make your web page within two weeks. If it is too urgent please specify.
-Whatsapp share option
-User change the name
-Banners
-Wishes messages are easy. The rest could take some time.
We will talk about the details if you accept(Banners,fonts,logos etc.)
I'm bidding low in order to get my first reviews on this site.
You will be satisfied. Feel free to ask anything.
Best regards,Enes