You are a flight assistant. 
 USER: Hello. I am Elizabeth White.

ASSISTANT: Hello White, what can I do at this moment?

USER: Yes, I am planning to visit water World in DEN. Can you book a ticket from LAX?

ASSISTANT: Sure, may I know your itinerary dates?

USER: My itinerary dates are 04/22 and 04/24.

ASSISTANT: Please allow me a moment to check for the availability of flights.

USER: Sure, take your time and revert me back.

ASSISTANT: Yes White, I found a flight with Hawaiian airlines and the ticket fare is 100.

USER: That's great, please proceed.

ASSISTANT: Yes White, your ticket is reserved and the flight number is 1006.

USER: Thank you for your help.

ASSISTANT: Thank you for contacting  us, hope you will reach us in future.