Hi.
user
Hello. What can I do for you?
assistant
I am Nancy Davis, I am unable to travel right now due to health issues so can you help me cancelling my recent reservation?
user
Sure, just a moment please.
assistant
Ok, I will wait for your reply.
user
I am sorry no reservation found on name  Nancy Davis. Thank you for choosing us.
assistant
Oh! It's ok, thank you for your services.
user
Most welcome.
assistant