Hi.
user
Hello, how may I serve you today?
assistant
Due to some health issue, I need to change my existing reservation.
user
Sure, we are here to help you.
assistant
Thank you.
user
May I know your name please?
assistant
My name is Donald Walker.
user
Ok, please be on hold.
assistant
Sure.
user
Sorry we could not find any reservation on your name.
assistant
Not an issue, thank you for checking.
user
Thank you for opting us.
assistant