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I am at your service is the most popular phrase on the web.

I am at your disposal 1173,000 results on the web	I am at your service 1285,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
tongues. Rest assured that I am at your disposal, time permitting, and I fully intend to keep you abreast of any procedures, decisions or developments in this area. Now, I know he said it's promising and he's going to collaborate on it, but now that you and I are friends again, I am at your disposal. I am at your disposal, Aredian. If you do not speak English... I am at your disposal with 187 other languages... along with their various dialects and sub I am at your disposal, doctor. I am at your disposal. Now, if any of you wish to purchase a CD, I am at your disposal.	I am at your service, sir. In the meantime, if there's anything you need, anything at all, I am at your service. If you would prefer me to stay, I am at your service. I am at your service, my lord. I am at your service and accordingly, I will arrange the distribution of your lordship's waste product. For the rest, as President, I am at your service at the moment and I, together with yourself, need to apply the Rules of Procedure to the best of my ability. I am at your service, Highness. Mr. Lambert, I am at your service.

I am at your disposal

1173,000 results on the web

I am at your service

1285,000 results on the web

More popular!

tongues.
Rest assured that I am at your disposal, time permitting, and I fully intend to keep you abreast of any procedures, decisions or developments in this area.
Now, I know he said it's promising and he's going to collaborate on it, but now that you and I are friends again, I am at your disposal.
I am at your disposal, Aredian.
If you do not speak English... I am at your disposal with 187 other languages... along with their various dialects and sub
I am at your disposal, doctor.
I am at your disposal.
Now, if any of you wish to purchase a CD, I am at your disposal.

I am at your service, sir.
In the meantime, if there's anything you need, anything at all, I am at your service.
If you would prefer me to stay, I am at your service.
I am at your service, my lord.
I am at your service and accordingly, I will arrange the distribution of your lordship's waste product.
For the rest, as President, I am at your service at the moment and I, together with yourself, need to apply the Rules of Procedure to the best of my ability.
I am at your service, Highness.
Mr. Lambert, I am at your service.