1. Hang on a moment / a mo.
2. Give us a second.
3. Half a moment / a mo.
4. I’ll be right with you.
5. Sorry, I’m a bit tied up right now.
6. Wait and see.
7. You’ll just have to be patient.
8. Give me a chance.
9. Don’t be so impatient.
10. We wish to apologise for the delay to…