A. Could you please give me a plastic bag.

B. Yes, of course.

What's " yes, of course ” in this sentence.

Is it equivalent of " sure"?

Question

A. Could you please give me a plastic bag.

B. Yes, of course.

What's " yes, of course ” in this sentence.

Is it equivalent of " sure"?

Answer

Yes, "Yes, of course." in this conversation is similar in meaning to "Sure."

Yes is a direct confirmation or agreement.

Of course is a polite way to emphasise willingness or that the request is natural and expected.