Conveyance expenses are those expesnes which are incurred by travelling in your city and the travelling expenses are those expenses which are incurred by you outside your city its including lodging & boarding
Conveyance allowance is granted to meet expenditure on conveyance in duties of an office, where as transport allowance includes commuting between residence and place of his duty.
(SEE SEC.10(14))
Pl go through the IT act for the difference b/w conveyance and Travelling expense.
Conveyance means mode of travelling from your res-off-res for claiming exemption limit
Whereas travelling expense terminology is used exclusively for official travelling expense
Conveyance is daily travelling from home-office-home
Travelling expenses are the expenses reimbursed that is spent by the person to complete some official task.