Question

Can I speak to you for a few minutes (assertive)

Answer 1

Answer:

I want to speak to you for a few minutes.

Explanation:

The answer will be:

I want to speak to you for a few minutes.

Since we are making an assertive sentence, the question mark (?) will be replaced by full stop (.).

Answer 2

Answer:

the answer is

I can speak to you for a few minutes .