Hi, I am Kathleen Taylor.
user
Hello, how may I help you?
assistant
Owing to an emergency, my planned trip to Yosemite adventure has been cancelled. So I request you to cancel my existing reservation?
user
Sure, I will help you. Please wait for a while.
assistant
Sure.
user
Sorry, there is no reservation found on your given name.
assistant
Ok, no worries at all. Thank you for your help.
user
Thanks for choosing us.
assistant