Hi. I am Jason Jones.
user
Hello, how may I serve you at this moment?
assistant
Due to my health problem I want to change my existing reservation, can you please help me to change my reservation?
user
Sure, we are here to help you.
assistant
Thank you.
user
Please wait for a while, let me check with your reservation status and revert to you.
assistant
Sure.
user
We hardly tried to find your reservation but, no reservation has been found on your name.
assistant
Not a problem, thanks for checking.
user
Thank you for rendering our services.
assistant