You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you today?

USER: Anthony Hall here. I want to travel in a direct flight from JFK to LAS, can you please help me with that?

ASSISTANT: Sure, can you please share your travel dates?

USER: The travel dates are from 08/02 to 08/04.

ASSISTANT: Let me check for the availability of flight.

USER: Ok.

ASSISTANT: Anthony, there is no flight available at your request.

USER: That's ok, thank you for your help.

ASSISTANT: You are welcome.