He called them into his shop: "I know that on your pension you could never hope to have a holiday, so I am sending you off to a fabulous resort at my expense, and I won't take no for an answer".
He took them inside and asked his secretary to write two flight tickets and book a room in a five star hotel. The couple gladly accepted, and were off!
About a month later the little old lady came to visit the travel agent's shop. "And how did you like your holiday?" he asked eagerly.
"Well," said the old woman, "the flight was exciting and the room was truly lovely. And I've come to thank you for it. But," she added, "one thing has been puzzling me --
Spoiler:

