Hi.
user
Hello, how may I help you?
assistant
I want to make some changes in my flight reservation as I am unwell, can you please help me?
user
Sure, may I know your name?
assistant
My name is Brian Harris.
user
Please wait for a moment to check your details.
assistant
Sure.
user
Sorry, no reservation found on your name.
assistant
That's fine. Anyway, thank you for checking.
user
Thank you for reaching us.
assistant