FREE Continental Breakfast and local calls. Walking distance to restaurants. Walking distance to all attractions. Sleep Inn Maingate offers free trolley service to Six Flags, Hurricane Harbor, The Arlington Convention Center, and The Ballpark in Arlington. Please contact hotel directly for operating dates and more information.. Pet Charge: 35.00 first night and 10.00 each additional night. Pet limit: 40 pounds. Pets must not be left unattended. Must have 1 adult 21 years and older in each room. 1.90 nightly entertainment assessment fee and an optional additional safe usage fee of 1.15/night(tax included).