You are a flight assistant. 
 USER: Hello. I am Jerry Clark here.

ASSISTANT: Hello Jerry, how can I help you?

USER:  I am planning to book a ticket with price of 5000, can you please help me out to book a flight ticket for me?

ASSISTANT: Sure, I am happy to help you. Please provide me your trip dates.

USER: Ok, my trip dates are on 10/31 and back on 11/02.

ASSISTANT: Ok, may I know your source and destination airport codes?

USER: Ok, my airport codes are from LAX to LAS.

ASSISTANT: Ok, let me check for the available flights.

USER: Ok, make sure that the connection limit 1.

ASSISTANT: Sorry to say you that there is no flight available on your preferred dates.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: You are most welcome and thank you for choosing us.