Hello, I am Mark Baker.
Hello, Mark Baker, how may I aid you today?
Due to medical emergency I would like to postpone my trip, Can you please help me in changing my reservation?
Sure, we are happy to help you.
Thank you.
Please wait for a moment.
Ok.
Thanks for your patience, we are sorry to inform you that no reservation has found based on your name.
Ok, no issues. Thanks for your help.
Thank you for choosing us, have a great day.