Originally Posted by MSPeconomist

According to USA regulations (tha ACCA and its implementation) basically every carrier at every airport is required to have an employee with authority trained in disability rules available at all times, typically by phone at outstations and at off hours. In the future ask for that person, called the CRO, IIRC for Customer Resolution Officer. This individual would have instantly known whether you were entitled to seats together and if so could have forced other passengers to be reseated to accommodate you and your spouse