Hello.
user
Hello. How can I help you today?
assistant
Due to my ill health, I am unable to reach the airport. Please help me in cancelling my recent reservation.
user
Sure, please provide me your good name.
assistant
Sure, my name is Michelle Green.
user
Sorry Green, no reservation  is found under your name.
assistant
Ok, no problem. Thank you for your information.
user
You are welcome.
assistant