The context of the following conversation is Austin wanted to spend time with them at the park and play some fun games at the place.:
Austin says Are you ready to have some fun at the park?.
The friend responds Yes! Can't wait. Are you?.
Austin responds Me too. Can't wait to spend time with you guys and play some fun games..
The friend responds How long will we be at the park?.
Austin responds About 4 to 5 hours..
The friend responds That is more than enough time to have fun..