Hello.
user
Hello. How can I help you?
assistant
I want to change my reservation due to some health issues, so please help me in this.
user
Sure, I will help you to change your reservation.
assistant
Thank you for accepting my request.
user
Please mention your name.
assistant
Sure, my name is Daniel Garcia.
user
Sorry, no reservation found on your name to change your reservation.
assistant
Not a problem, thank you.
user
Welcome, have a nice day.
assistant