hi,
I can build the IVR,I do need to have some api to get info like "validate card" and other related info,
I can build it and give you a demo on my servers.
Relevant Skills and Experience
https://www.freelancer.com/projects/json/create-api-json-for-asterisk/, asterisk, php, mysql
Proposed Milestones
$75 USD - initial milestone
$675 USD - final payment