A request is received from a user of a telephonic device to invoke an application on the telephonic device. A form is displayed to the user using the application. Information input into the form is received by the application along with an indication to submit the form information with a service request to a call handling system. A data communications session between the telephonic device and an application server of the call handling system is established using the application. The form information is provided to the application server. A telephone number of the telephonic device is identified from the form information using which a voice communications session is established with the telephonic device from an interactive voice response system of the call handling system. Voice information is exchanged with the user and text, image or video information is communicated to the user via the voice and data communications sessions respectively.