It's always worth asking a friend or partner and working the conversation round to see if they are willing to try, and then it will be free
I knew that a good friend of mine was fit/athletic and once when out we were discussing strength and after lightly joking with her that as she was so much smaller than me and also female I must be stronger, she rose to the challenge to show me how strong she was and I've been carried countless times since in a variety of ways - so it's definitely worth asking