Hi.
user
Hello, how may I oblige you today?
assistant
Owing to an emergency, my live concert got postponed, so I want you to change my existing reservation.
user
Sure, we are here to help you. May I know your good name?
assistant
Sure, Susan Rodriguez here.
user
Ok, please wait for a minute.
assistant
Sure.
user
Thanks for waiting, there is no active reservation found on your name.
assistant
 Ok, no issues. Thank you for your assistance.
user
Thank you for opting us.
assistant