chaperone

Verona Chatfield agreed to act as her younger friend's chaperone for a summer in Greece due to a combination of circumstances - not the least of which was the fact that she had just quit her job as it didn't offer enough of a challenge. 

Historical, regency

I'm not normally a fan of the regency sub-genre, so you may not see too
many of those from me, unless something about the blurbs on the back
really promise a great story.