One moment, please.

Meaning

Wait a short time, please.

Examples

• John: I need your help with this report.
• Alice: <b>One moment, please</b>; I'm finishing this email.
• John: Okay, take your time.
• Alice: Alright, I'm done. What did you need? Ah, yes, the report. Give me a second. <b>One moment, please.</b>