Hello.
user
Hello. How may I assist you?
assistant
Can you please help me with changing my reservation, as I have an accident last week I need to visit a doctor for my surgery.
user
Yes, can you tell me your name?
assistant
Myself Samuel White.
user
Sorry to inform you that there is no reservation found on your name.
assistant
Oh! That's very disappointing to know. Anyways, thank you for checking.
user
Thank you for reaching us.
assistant
Most welcome.
user