An emerging airline in South Asia wants to enhance its customer responsiveness. It already has a web portal by means of which it offers online booking and reservation of tickets. In addition, it would like to integrate a service by which customers can dial in via phone and be guided through an interactive audio dialog allowing them to make reservations or book flight
connections.

Which Cisco Unified Communications solution would be the best for this issue?

A.
Cisco Unified Presence with integration of Microsoft Office Communicator

B.
Cisco Unity with unified messaging and integrated call handlers

C.
Cisco Unified Customer Voice Portal with VoiceXML

D.
Cisco Unified MeetingPlace with IBM Lotus Notes integration