Asterisk IVR + call external APP with HTTP

I need an asterisk application (IVR) which should do the following Everything is at IP level 1) the end user calls an specific number (SIP Trunk, fixed phone connected to asterisk) 2) The call arrive to the asterisk box 3) a voice MENU informs the caller some rules and mentions the categories PRESS1 for love, PRESS 2 for finance etc...then provides a recorded message with information, let`s say an horoscope lecture obtained from a random group of readings. 4) at the time the call is received the asterisk box should, it takes the call duration and at specific time (lets say every minute)the asterisk box should call an external application using HTTP or named pipe according to the attached files 5) the recodrings should be in spanish, but i think that won´t be a problem Budget is US$500 thxs