Hi.
user
Hello. How can I aid you?
assistant
My brother is unwell, so I want to change my reservation. Can you please help me?
user
Sure, I will help you.
assistant
Thank you.
user
Can you please tell me your name?
assistant
Sure, my name is Karen Hall.
user
Sorry Karen, no reservation found with your name to change your reservation.
assistant
Not an issue, thank you for checking.
user
Thank you for reaching us.
assistant