Complete the reported speech sentences below.
1. I want a refund ⇒ I said that ..........
2. Do you want to exchange it? ⇒ They asked if............
3. Please can you order one for me? ⇒ I asked if .................
4. We'll deliver it to your house tommorow. ⇒ They said that ...............
5. I've changed my mind. ⇒ I explained that .................
6. I'm going to keep it. ⇒ I told them that ....................