Hi.
Hello.
I am Ronald Garcia.
How may I assist you?
I need to amend my reservation due to some issues, can you help me out?
Sure, I am here to help you out.
Thank you.
Wait a moment please, let me check with that.
Sure, take your own time.
 Ronald Garcia, we regret to inform you that there is no reservation found on your name in our records.
That's ok, not an issue. Thank you.
Thank you for choosing us.