Translation of superponer

His name was Leo and he would become a good friend of mine during the next two weeks. He had a lovely girlfriend where he stayed during my visit. Basically, I slept in his place when he was away.
Please postpone by three days to one week. I am abroad, and Loraine can't come with the baby. We are available from august 31 until September 23 (except September 16) where we have other commitments.
We checked in, took a refreshing hot shower and were really happy about our accommodation. As it was late, we took another ride to some restaurant. When we payed the driver he told us that he had no change.