Составить диалог по с офицантом начиная со слов «can i help you? »

A-good morning,sir.can i help you
b-yes, of course.do you have something delicous
a- yes,we have  fast food and beverages
b- okay, i would like to have coca cola and hamburger
a- okay,sir
b-then how much it would be
a- it is 10 dollars
b-it is too expensive
a-our restaurant is one of the best restaurants in the country, so that's our prices are  high
b-then i would like to have some water,please
a-ok do you need something else
b-no,i don't