Speed date does not mean you have to use the elevator pitch as your entire conversation.

"I’ve been in IT for 15 years at a top company in the aerospace industry where I manage a section of the office responsible for backend data processing. I like to ski in winter, body surf in summer, go out to nightclubs, actually more like upmarket pubs, I enjoy trivia nights and dancing, current music genres are.."

… blah, blah for most of the time you have available to chat?! Why not chat about it rather than be a 2.7min robot. There must be a partner who can be aroused by this, but most would not.