Text is received from a first client. The text is associated with an electronic communication tool for communication to a second client. Candidate answers are generated based on the text using a question answering system. The question answering system generates the candidate answers based on a plurality of data sources, including at least one personalized data source and at least one informational data source. At least one of the candidate answers is provided to the second client. Each of the candidate answers provided to the second client is selectable.