Hello.
user
Hello, how can I help you?
assistant
I want to change my reservation due to some issues, so please help me in changing.
user
Sure, may I know your name for checking?
assistant
Sure, my name is Christine Hernandez.
user
Give me a minute.
assistant
Sure.
user
Sorry, there is no reservation found under your name.
assistant
Not a problem, thank you.
user
Thank you for reaching us.
assistant