Hi.
user
Hello. How can I assist you?
assistant
Please help me to change an existing reservation as my tournament  got postpone due to bad weather conditions.
user
Ok, may I know your name to check for your reservation?
assistant
 I am Dennis Walker.
user
Ok, please wait a moment.
assistant
Sure.
user
Sorry, there are no reservations been found on your name to proceed.
assistant
No issues, thank you for your information.
user
Thank you for choosing our agency, have a nice day.
assistant