Thank you for waiting on the line, --. To make sure that I will provide the best resolution for you. I will be asking some series of questions for me fully understand what's wrong with the service.

Thank you for waiting on the line, --. Just to set your expectations, I'll be your troubleshooting buddy for now as I will run some checks here on my end to identify what is the cause of the issue you are experiencing. I don't want to waste too much of your time, therefore, while troubleshooting I'll be asking questions on the way, and I would need your full cooperation in order for me to proceed with every step of the process.

Just to set proper expectations, I will be asking some questions in relations to your query for me to have full understanding on your concern and for me to give you the proper resolution as quick as possible, okay?