Limited Dial-A-Bus service will be offered for the Thanksgiving holiday on Thursday, Nov. 28. Dial-A-Bus service will be from 9 a.m. to 4 p.m. Trips to the Walnut Creek downtown area will be at 9:30 and 11:30 a.m. and 1:30 and 3:30 p.m. To schedule a Thanksgiving Day ride, call 925-9887676 on Wednesday, Nov. 27, between 8 a.m. and 4 p.m. On Friday Nov. 29, the Rossmoor bus service will