How do hotel staff express their weaknesses?

You can refer to the following expressions:

1. I am not very good at too much communication, especially it is difficult to interact with strangers. (It shows that you should be careful when making friends.)

2. I am relatively rigid in doing things and sometimes tend to be more serious with others. (Although this is a shortcoming, it shows that you adhere to the established work standards of the unit and have certain principles.)

3. I tend to express different opinions on people or things that I think are wrong, which often leads to Offend people. (Although this is a shortcoming, it shows that you are more independent and principled.)