i am having a model sales.bonus.configuration
it contain many two many field manager = fields.Many2many('hr.employee', relation='sales_bonus_configuration_manager', column1='sales_bonus_configuration_id',column2='hr_employee_id', string='Manager', required=True)

now i have a model sale.oder

manager_id = fields.Many2one('hr.employee', string='Manager')

now i want that record in many2many to be filled in many2 one based on some domain how can i achieve it