Hello.
user
Hello. How may I assist you today?
assistant
Please change my existing reservation due to some health issues?
user
Sure, may I know your name to check previous reservation.
assistant
Sure, I am Richard Hernandez.
user
Please wait a moment.
assistant
Sure.
user
Sorry, there are no active reservations on your given name to change.
assistant
It's ok, thank you.
user
Thank you for reaching our service.
assistant