Hi, Christopher Young here.
user
Hello. How can I help you today?
assistant
Owing to an emergency, my planned trip to river rafting with friends has been postponed. So I request you to change my existing reservation?
user
Sure. Please, wait.
assistant
Sure.
user
Thanks for waiting, there is no reservation found on your name.
assistant
Ok, no worries at all. Thank you for your assistance.
user
Thank you for choosing us.
assistant