Migrate information from an old database to a new one on the same Odoo 16 server

I am looking for a skilled Odoo developer who can assist me with migrating information from an old database to a new one on the same Odoo 16 server. The project requires the following:

Database Size:
- The old database is small, with less than 1GB of data.

Deadline:
- The migration needs to be completed urgently, within 24 hours.

Data Prioritization:
- The most important data to be migrated includes all sale orders come out with complete descriptions which includes creation dates and all the details they contain (for example salesman, followers, descriptions, etc.), customer data, products, and inventory.

Skills and Experience:
- Experience with Odoo 16 and database migration is essential.
- Knowledge of data prioritization and handling large amounts of data efficiently.
- Attention to detail to ensure accurate and complete migration.
-It is necessary to maintain the integrity of the data,to proceed to implement electronic billing. without any errors and inconveniences.

If you have the necessary skills and can meet the deadline, please submit your proposal.