You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this  moment?

USER: Deborah Wright here, can you please help me in booking the ticket from LAX to LAS?

ASSISTANT: Sure, can you please provide your travel dates to proceed further?

USER: Sure, my travel dates are 09/17 and 09/19.

ASSISTANT: Wait a moment please.

USER: Sure, please search for a direct flight.

ASSISTANT: Deborah Wright, there is no flight service available on this route on your provided dates.

USER: That's ok, thank you for giving the information.

ASSISTANT: Thank you for contacting us.\.