This is to inform you that you may disregard my request. At this time there has been a last minute changes to my travel itinerary and will not be in Bangkok on the requested days. Therefore can you not make the changes and continue to hold my reservations as noted:
1) Confirmation #4670007 (2 nights) 11/20 to 11/22/16
2) Confirmation #4670011 (4 nights) 11/22 to 11/26/16
Sorry for the inconvenience and thank you for your time regarding this matter.