To ask about someone's willingness to do something

 Practice the dialogue with your friend

Nate: Hi, Alice. Can you help me?

Alice: Sure.

Nate: Will you bring some of these books for me?

Alice: OK. Where are we going?

Nate: We are going to the classroom. Miss Portman asked me to ditribute the books for the class.

Alice: OK. Let's do it.

The expression in bold in the dialogue above are used to ask about someone's willingness to do something. 

Study the following pattern.

Positive
I	will 'll	send it.
You
We
They
He
She
It
Subject + will + infinitive

Negative
I	will not won't	do it.
You
We
They
He
She
It
Subject + will not + infinitive

Question
Will	I	send it?
	You
	We
	They
	He
	She
	It
Will + subject + infinitive

Short answer
Yes, No,	I	will. will not/won't.
	You
	We
	They
	He
	She
	It
Yes, + subject + will No, + subject + will not (won't)

- The short form 'll is often used to replace will.
- The short form of will not is won't

To ask about someone's willingness to do something, we can say:

Positive

- They will send the package.

- He will drive the car.

Negative

- They will not send the package.

- He will not drive the car.

Interogative

- Will they send the package?

- Will he drive the car?