Jacob smirked at her teasing tone. "I wouldn't presume that much, Miss Yaxley, however, it's easy to guess from your manner that you aren't the type to suffer people like that." He grinned at her, and he was as she said observant, it was how he made his living for many years after all. "Some things are easier to guess than others."
For example, it was apparent that Katherine enjoyed his company, or at least his attentions, which made him think she might not turn down an offer of dinner when the school term was completed. After all how else would he truly get to know if he was interested in a proper courtship?
"Oh yes very," Jacob lied easily as he smiled at Katherine. "And I hope you've been enjoying your day of freedom." He changed the subject smoothly.