Translation of remolcador

I ran across the bridge to reach the other terminal and asked at the check in counter which connecting flights were still available. I wanted to avoid having to drive into the city at any cost.
I was in Vancouver five years ago. I was living in Toronto in Canada with my wife. We worked together in the same office, and we were new there, and we did not know anybody. I was also in Montreal.
I can already speak a little English but not too well. So I'm more cautious about making mistakes. I want to improve my English, because it is also good for your confidence and communication skills.