Hi.
user
Hello, how may I serve you today?
assistant
Owing to an emergency, my live concert got postponed. So I want you to change my existing reservation.
user
Sure, please share me your good name.
assistant
Sure, Rebecca Jackson here.
user
Please wait for a while.
assistant
Sure.
user
Sorry to say that, there is no active reservation found on your name.
assistant
Ok, no issues.
user
Thank you for reaching us.
assistant
Thank you for your assistance.
user