Try 'TEXT_CONVERT_XLS_TO_SAP'
PARAMETERS: p_infile TYPE rlgrap-filename OBLIGATORY.
AT SELECTION-SCREEN ON VALUE-REQUEST FOR p_infile.
CALL FUNCTION 'F4_FILENAME'
EXPORTING
field_name = 'P_INFILE'
IMPORTING
file_name = p_infile.
START-OF-SELECTION.
************************************************************************
CALL FUNCTION 'TEXT_CONVERT_XLS_TO_SAP'
EXPORTING
* I_FIELD_SEPERATOR =
* I_LINE_HEADER = 'X'
i_tab_raw_data = it_raw " work table
i_filename = p_infile
TABLES
i_tab_converted_data = it_outdata " excel data
EXCEPTIONS
conversion_failed = 1
OTHERS = 2.
.