Dialogos con modals verbs?

A man and a woman

Woman : Excuse me gentleman, Could you help me please?

Man : Yes, sure.

What must I do?

Woman : May you tell me where is the new library?

Man : Of course.

You should turn right in the next street, so you will see it.

I would like to take you there, Can I?

Woman : Yes, you can.

Thank you very much.

Man : You're welcome.

Then we might go for a meal if you want.