Ordering food

Carla: Hi! Can I help you?
Gemma: Yes. Can I have salad, please?
Carla: Ok, and you?
Cristina: Can I have Beef and pasta salad, please?
Carla: Sure. Anything to drink?
Gemma: Yes, one bottle of mineral water, please?
Carla: Ok. That's 29 pounds, please.
Cristina: The money is hear.
Carla: Thanks, have a good dinner.