[Python] How to display another field instead of default field in a many2one field in odoo

I want to display a custom field in many2one field in odoo but only in a particular view, the sales order view. These are my models

class SalesPartnerBankInherit(models.Model):
_inherit = 'res.partner.bank'

display_on_sales = fields.Boolean(string='Display On Sales Quotation '
'Report', readonly=False)
location = fields.Char()


I want to display the location field in my many2one field in sales order.

class CustomSalesInherit(models.Model):
_inherit = 'sale.order'

quotation = fields.Text(string='Quotation Title', readonly=False,
compute='_compute_quotation_title',

location = fields.Many2one('res.partner.bank', domain=[('location', '!=', None)],
string='Bank Account Location')

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