请帮我翻译一句话，英语

I shall render my service any time when you need it! Looking forward to our next cooperation! Thank you!

pls contact me if you need any help, i am looking forward to our next coorperation, thank you!

please call me at anytime when you need help,hope the next cooperation,thank you.

简练的 表整那么繁琐
Anytime，just at your service！we expect the next cooperation, thank you !

I am at your service if you need anything！
Wish cooperate next time!
Thanks!

Please feel free to contact me if you need help.
Hope we could start our cooperation next time. Thank you!