Update articles/ai-services/openai/concepts/provisioned-migration.md

Co-authored-by: Michael  <[email protected]>

Author: AmarBadal

articles/ai-services/openai/concepts/provisioned-migration.md

@@ -217,7 +217,7 @@ An alternative approach to self-service migration is to switch the reservation p
 * There will be a short period of double-billing or hourly charges during the switchover from committed to hourly/reservation billing.
 
 > [!IMPORTANT]
-> Self-service approach generates additional charges as the payment mode is switched from Committed to Hourly/Reservation. This is the characteristics of this migration approaches and customers aren't credited for these charges. Alternately, Customers can choose to use the managed migration approach described below to avoid them.
+> Self-service approach generates additional charges as the payment mode is switched from Committed to Hourly/Reservation. This is the characteristics of this migration approaches and customers aren't credited for these charges. Alternately, Customers can choose to use the managed migration approach described below to avoid additional charges.
 
 ### Managed migration