Hi, I am Kenneth Thompson.
user
Hello, how can I help you?
assistant
owing to an emergency, my planned trip to Yosemite adventure got cancelled. So I request you to cancel my existing reservation.
user
Please wait a minute.
assistant
Sure.
user
There is no reservation with your name.
assistant
Ok, no worries at all. I appreciate your service.
user
Thank you for reaching us.
assistant