Hello!
You can try the following:
1. another round, please.
2. u buying, i'm trying.
3. dos tacos y una coka por favor.. (use this at the taco truck.. Any of them in Highland Park are pretty good... )
if all else fails..
Merry Freakin X-mas.. And say the 'X' part.. Christmas is just too long... wheewwww! see got carpal tunnel.. typing!
peace out! cha cha por vida!!!