The first ever sparring session feels so awkward. Keep learning, keep practicing and you'll keep improving! Have you thought about checking out some of the more traditional camps around Thailand?
Tiger has amazing facilities & coach recognition etc, but I feel the real Muay Thai experience has been westernised a bit.
RE: Becoming a "Warrior" in Thailand. Ch 1, Pt 4: My first day sparring...OR Getting dat ass whupped by a Canadian