Hello.
user
Hello. How can I help you now?
assistant
I want to change my existing reservation due to some health issues, can you please help me in this?
user
Sure, I will help you with that. May I know your name please?
assistant
Thank you. Sure, my name is Rebecca Wright.
user
Sorry Rebecca, there are no flights found on your requested dates.
assistant
Ok, no problem.
user
Thank you for approaching us, have a nice day.
assistant
Thank you for your service.
user