One day last week, I was the only customer in the store.
She'd counted on being the only customer in the place.
Telephone companies are not the only customers for such equipment.
By the early afternoon, families with young children are about the only customers in the place.
I was the only customer as the stand opened for the morning at 9:30.
She was my only customer for like an hour, so we talked a lot.
Parents are not the only customers in the industry's line of vision.
They were the only customers and for a while no one came to take their order.
Since we were the only customers, he stopped by every 30 seconds or so to make sure everything was all right.
Suddenly, for a change, I was not the only black customer in the room.