Hello,.
user
Hello, how may I assist you for the day?
assistant
I am Larry Hernandez. Owing to an emergency I want to change my existing reservation, can you please help me with that?
user
Sure, Please wait for a while, I will check the reservation list and revert to you.
assistant
Sure.
user
Thank you for waiting, there is no reservation found with Larry Hernandez name.
assistant
Ok, no issues. Thanks for your information.
user
Thank you for approaching us,have a great day.
assistant