"If you make the first move by introducing yourself and taking an interest in the person, you will help to set them at ease, which will help you to establish a relationship with the person that could pay huge returns," he says.
But you'll want to go a step further and tell them how excited you are to be meeting them.
Try something like "I'm so glad we had a chance to meet today," "I'm so happy we're finally meeting!" or "It certainly is a pleasure to meet you today."