Snapchat Relationship

Your practice has come to an end, and you are waiting patiently for your mom to pick you up.
Then, you receive a notification that Kevin has added you on Snapchat.
You immediately accept the request of being online friends. The exact second you accept the request, there is an message from Kevin waiting for you to open. You wait a couple seconds and you see an image of Kevin's face with a message stating, " Hey, what are you doing this weekend?"
You can't decide what to say...
You reply...