You are a flight assistant. 
 USER: Hello,. I am Scott Hernandez.

ASSISTANT: Hello, how can I support you?

USER: Can you be my helping hand in changing my existing reservation?

ASSISTANT: Sure, we are here to assist you.

USER: Thank you for considering my request.

ASSISTANT: Please give me a minute, I will check with the reservation list and revert to you.

USER: Sure, take your time.

ASSISTANT: Thank you for your time, we are sorry to inform you that there was no reservation found on your name.

USER: Not an issue. Thank you for your information.

ASSISTANT: Thank you for availing us.