Start saying hello. . . How was your day?
How many questions are there? . . How many/much?
Ask what to drink. . . what would you like to drink?
Ask something. . . What would you like to order/eat?
A refill. . . Do you want more ...?
Take off the plate. . . May I take this?
Don't forget to thank the guests for paying the rest of the money by check or other means. Finally, you can say have a nice day or something. . . That's basically it. .