Hello.
user
Hello, may I know your name please?
assistant
I'm Ronald Phillips, can you please help me to change my existing reservation?
user
Sure, please wait for a moment. Sorry, do you have the reservation with this name?
assistant
Ok, fine thank you for your information.
user
There is no reservation found by your provided name.
assistant
Thank you for your information.
user
Thank you and have a nice day.
assistant