You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I am Anthony Scott.

ASSISTANT: Ok.

USER: Please book a flight ticket from JFK to DFW.

ASSISTANT: Sure, mention your journey dates?

USER: My journey dates are from 09/27 to 09/29.

ASSISTANT: Ok, do you have any other requirements? Sorry to say that, no flights were found on your requested dates.

USER: Ok, No issues. Thank you.

ASSISTANT: Thank you for choosing us.