Hello. I am James Martinez.
user
Hello, how may I serve you today?
assistant
Due to my health problem I want to change my reservation, can you please help me that?
user
Sure, please wait I will check the reservation on your name and revert to you.
assistant
Ok.
user
Sorry, there is no reservation found on your name.
assistant
Ok, no problem. Thank you so much.
user
Thank you for contacting us.
assistant