Hello. I am Patrick Roberts.
Hello, how may I help you today?
Due to my health problem I want to change my reservation, can you please help me to change my reservation?
Sure, I will help you with that. Please wait for a couple of minutes.
Ok, I will wait for your response.
Thank you for waiting, there is no active reservation found on your name in the database.
Ok, no problem. Thank you.
Thank you for availing us.