my answer is this: 1. getting good salary package. 2. 
Present organisation is far from my house and i have to 
face transport problem when there is any bus strike.
3. The current office's working environment is good but i 
am unable to give more time to my children because of their 
timing.

1) Mainly for brighter prospects coupled with a better pay
structure. Furthermore, my core competencies being HR, my
current job requirement demanded 85% adminsitration and
5-10% HR expertise. 

2) I am looking for a more challenging career in a firm with
a larger employee base such as yours. 

3) Keeping in mind my career goals, the time has come for me
to move onto the next rung of the ladder and make a mark for
myself. This canbe achieved in a company like this.