[Freeswitch-users] Callback - A made call to B by web

Dear Sir, How can i make CallBack feature? Scenario GUI: +----------------------------------------+ | FreeSwitch - Web/Mobile/Desktop portal | |========================================| | | | Call from: __+3216000000___________ | | | | Call To: __+4414000000___________ | | | | [ CALL ] [ Call at 8AM ] | | | +----------------------------------------+ * Call from == my mobile number * Call to == where i want to call Question. How can we do this using FreeSwitch? Also to have A-leg and B-leg billing to be 2 seperate Thanks Regards