Wait for a bit.....for now the benefit of the doubt is in order. If he's really interested and if he wants this to happen he will talk again. You're doing well in not texting him further, you already expressed your interest in him and your concern, that is key.
This is just starting and you still need to know each other more
If, however, more time goes by and he doesn't send a signal...
*sigh* then you'll be welcome to the club.
"He just stopped talking to me, never heard from him again, he said he liked me...yada yada yada", and of course you're just supposed to take it and keep living your life. He gets to treat you like crap and you are not allowed to complain, cause shit happens man.
I wish this isn't the case and that he really is just busy and tired. I hope deeply that he will contact you again
But, if it doesn't go well, we'll be waiting here with booz and a