سلام وقت بخیر
Hello. how can I help you?
Actually, I am looking for books to buy for my friend's birthday.
What is your idea?
Like a book called Alchemist.
here you are
how much is this?
30,000 tomans.
How about those books?
50,000 tomans.
Well, I'll take the alchemist's book
ok here you are
Thanks