According to news reports in California, Amtrak plans to consolidate the Riverside operations with the reservation center in Philadelphia. In an email to the employees announcing the plans to close the Riverside facility, Tim Griffin, Amtrak’s executive vice president and chief marketing officer said that more than 90 percent of passengers make their reservations online, and that at its busiest only 25 percent of call center agents are helping customers at the same time, CBS Los Angeles reported.