Can I get back to you?

Meaning

May I answer you later?

Examples

• John: 'What do you think about the proposal?'<br>
• Alice: '<b>Can I get back to you?</b> I need to review it first.'
• John: '<b>Can I get back to you?</b> I'm busy right now.'
• Alice: 'What is your opinion on this?'<br>