Verb conjugation of "ermüden" 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 was a little confused because I recognized the voice and I had booked at Luisa's guest house. She explained me that she was sharing the phone with her neighbor and her neighbor was not honest.
Once at the JFK I had six hours of stop over. That was plenty of time to think whether it was worth flying to Cancun or staying a few days in NY, waiting for the hurricane to pass. I called friends.