Hello.
user
Hello. How may I help you out?
assistant
I would like to change my recent reservation due some health issues, can you please help me with that?
user
Sure, I will help you in changing the flight ticket.
assistant
Thank you.
user
May I know your name please?
assistant
Sure, myself Karen Harris.
user
Sorry, there are no reservations found in our database.
assistant
That's ok, no problem.
user
Thank you for choosing us.
assistant
Thank you for checking out.
user