Hello.
user
Hello. How can I aid you?
assistant
For a safe side I reserved a plane ticket to my destination in advance but as my health is not good to catch that plane please cancel my ticket.
user
Sad to hear that. Sure, may I know your name?
assistant
My good name is Christopher Clark.
user
Sorry, there is no reservation found under your name in our database.
assistant
It's ok. Thank you for your response.
user
Take care of your health. Thank you for picking us.
assistant