'Thank you for all you efforts on the project especially on the Hand-over topics. It was great working with you.
You have been a good team member and also the experience that you have shared during this project tenure.
Also I am sure we will meet on some other requirements in the future, and have the pleasure of working with you again.
Thanks once again.'
'It has been a pleasure working with you over the past few months'
'Thanks for all your help with this project'
'Thanks for being so prompt'
'Well done and thanks for an excellent job'
'Thank you so much'
'Thanks Sheila, you're a gem'
'Thank you for working in our project, your dedication and all the good
ideas to improve the CS solution. We will certainly miss you.'
'Thanks for your good work'.
'Many thanks for your help and great work'