A:Hello.Sir,can i help you?
B:please give me a hamburger and a cup of cola.
A:OK,here you are.$20 total.
B:here is $20.
A:Thank you .
A:Hello.Sir,can i help you?
B:please give me a hamburger and a cup of cola.
A:OK,here you are.$20 total.
B:here is $20.
A:Thank you .