You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how can I be of your assistance?

USER: Could you please make a flight reservation under the name of Jason Adams?

ASSISTANT: Sure, we are here to help you in booking. Please provide me your airport codes.

USER: My origin is from Oakland, CA - OAK and destination is to Dallas & Fort Worth, TX - DFW.

ASSISTANT: Ok, what are your planned dates?

USER: My travelling dates are 10/05 - 10/07.

ASSISTANT: Ok, please be on hold for a moment.

USER: Sure.

ASSISTANT: Sorry for the inconvenience, there is no flight available on your requested route.

USER: It's ok, no issues. Thanks for your kind help.

ASSISTANT: Thank you for choosing us.