Hello.
user
Hello.
assistant
 I want to cancel my recent reservation which I have done last week because my trip got cancelled. Please help me out with that.
user
How may I assist you now? Ok, please allow me to check with your previous booking.
assistant
Sure, take your time.
user
May I know your good name please?
assistant
Myself David Miller.
user
There is no flight available for your journey.
assistant
It's ok, thank you.
user
Welcome.
assistant