Voice AI sometimes mixes up details, like reading back a code as B3172 instead...

https://high-wiki.win/index.php/How_Do_I_Test_a_Voice_Agent_with_Real_Phone_Line_Audio_and_Noise%3F

Voice AI sometimes mixes up details, like reading back a code as B3172 instead of B3712, causing confusion in customer service. Using identifier readback helps catch these errors early