You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I need to modify my reservation which I have done with my name Linda Taylor. Can you help me with that?

ASSISTANT: Linda Taylor, I am glad you have contacted us. I will help you.

USER: Thank you for considering my request.

ASSISTANT: Please allow me a minute.

USER: Sure.

ASSISTANT: Linda Taylor, I am really sorry to inform you that there is no booking done on your name.

USER: Not a problem, anyways thank you for the information.

ASSISTANT: Thank you for reaching us. Have a great time.