Please don't read the tittle and read the Phrase 2 times with natural speed before read the situation about it. ^^ Thank you very much.
"Ma'am, it seems to be six pounds over the allowed weight. There will be an additional overweight baggage charge for that."
Situation :
You work at the checkin counter at an airport. A customer wants to check in her bag, but when you weigh it, it's too heavy. You have to tell her that she's going to need to pay extra.