You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Jerry Carter here.

ASSISTANT: How can I assist you today?

USER: I need to attend a party at Las Vegas, can you please help me in booking a flight ticket from LAX to LAS?

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

USER: Sure, my travel dates are from 11/12 to 11/14.

ASSISTANT: Let me check for the availability of flight.

USER: Sure, I will wait for your response.

ASSISTANT: Jerry, there is no flight available at your requested dates.

USER: Ok, no problem. Thank you for checking out.

ASSISTANT: Thank you for reaching us, have a great day.