1.   Have you called to confirm your flight yet?

2.   Experienced customers call to confirm, as the hours can change.

3.   He called twice after that, missing me by minutes both times, before Nancy called to confirm that, yes, he had phoned.

4.   He called to confirm that he had signed up for the Marines the day before.

5.   I was calling to confirm a reservation at a much-touted bed-and-breakfast in upstate New York.

6.   In the first light of morning, my country friend called to confirm the danger was surely past.

7.   Ninety minutes later a Navy official called to confirm what the TV reports had disclosed, she said.

8.   On Wednesday a service staffer called to confirm shipment.

9.   The next weekend, Amy called to confirm.

10.   The system eliminates the need for customers to call to confirm an upgrade.