Do you want some dessert?
Would you like some dessert?
Give me a hamburger!
Could I have a hamburger? / Can I have a hamburger?
Come on, order now!
Are you ready to order? / Would you like to order?
Do you want anything to drink?
Would you like anything to drink?
I want a tomato salad.
I'd like a tomato salad / I would like a tomato salad