Complex sentence: They have a drink and Liz tells him about Steve and Becky, he suggests that she buys the Pub from Steve, he later walks her to her room and it is revealed that they had a one night stand whilst in Spain.
Split into simpler sentences: They have a drink and Liz tells him about Steve and Becky; he suggests that she buy the Pub from Steve. Jim later walks Liz to her room and it is revealed that they had a one night stand whilst in Spain.