Hi, I am Brian King.
user
Hello. How may I serve you today?
assistant
Owing to an emergency, my meeting with project manager got postponed. So I want you to change my existing reservation.
user
Sure, I'll help you in changing an existing reservation. Please wait a moment I will check the reservation status.
assistant
Sure. OK, not an issue.
user
Thanks for waiting, there is no reservation found by your name.
assistant
Ok, no worries at all.
user
Thank you for choosing us.
assistant
Thank you for your assistance.
user