Hi, Oneida! We celebrated my daughter's 4th birthday in Disney and have such great memories of that vacation. It is such a magical age!
One of the great things about booking a Disney Vacation is that you can book exactly what you want. When you go
HERE you can start the booking process by entering all your choices: pick your dates, a resort, how many in your party, what kind and how many days of tickets, and add on dining. It will give you a price so you will know right upfront what your costs will be. You mentioned in your question the dining plan. If you click
HERE you can see the details of the different dining packages.
If you will be visiting Disney on your child's actual birthday,
register for your FREE birthday admission ticket. Also, stop by guest services to receive a "Happy Birthday" button to celebrate the special day!