1. A system for cross-modal communication comprising: a processing means comprising a processor; and a single platform for cross-modal communication between a first device of a first mode and a second device of a second mode different than the first mode, wherein the single platform provides options to the first device for selecting the second mode from a plurality of available modes determined based on an availability of a user of the second device with respect to the plurality of available modes, wherein a first message in the first mode sent from the first device to the second device is converted from the first mode to the second mode and is received on the second device in the second mode and a second message in the second mode sent from the second device to the first device is converted from the second mode to the first mode and is received on the first device in the first mode, the single platform collecting information relating to a topic and an urgency of at least one of the first message and the second message and classifying at least one of the first message and the second message based on the collected information relating to the topic and the urgency.