Translation of sleepiness in German

Hi Christin, how are you? I am on vacation right now, but you can call me if there are any problems. I am planning to meet my students in the end of next week. I will deliver the message anyway.
I just came back from Switzerland. Please give me a week to read the material you sent me. How was your time in Switzerland? Rani already asked me yesterday. Tell me when and where. I'll keep Tuesday free.
The ferry took me to the island. Sitting next to me there was a local guy with two packs of beer, and he seemed pretty drunk for this hour of the day. He offered me some beer and I was polite.