I need a firm who can take responsibility for the electricity work

I need a firm to install down light in the living room. The size of the down lights is as following 355*139*140mm. i have bought all the equipment with down lights, cables, power switch. Need to install around 16 – 20 lights Could you send me a complete offer of what it will cost me or time you will use along with your hourly price / rate You strive to maintain the highest standards of customer service and satisfaction: You will: 1. Arrive on time 2. Let me know the exact cost before any job begins 3. Provide me with a fixed price guarantee assuring no extra costs 4. Leave my place as clean as when we arrived 5. Fix it for free if you don’t fix it the first time 6. Provide friendly, helpful service and advice 7. Provide me the warranty i need for the work