Hi.
user
Hello. How may I help you?
assistant
I'm Michael Miller. As my health is not good, I want to postpone my planned trip. Can you please change my recent reservation?
user
Sure, please wait for a moment to check your details.
assistant
Ok, carry on.
user
Sorry, there is no reservation found on your name.
assistant
That's ok, no issues. Thank you for your service.
user
Thank you for choosing us, have a nice day.
assistant