You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me to book a flight ticket from Charlotte to Las Vegas?

ASSISTANT: Sure, may I know your trip dates please?

USER: Sure, my trip dates are 11/04 and 11/06.

ASSISTANT: Do you have any other requirements?

USER: I would like to catch my return journey flight in the evening time.

ASSISTANT: Ok, can I know your name please?

USER: My name is Ashley Taylor.

ASSISTANT: Please wait. Thank you for waiting and we have found a flight in economy class with 0 connection in United airlines and the fare of your flight will be 200. Do you like me to proceed your booking with this flight?

USER: Yes, this flight is matching to my requirement. Please proceed with the ticket booking.

ASSISTANT: Ok, your ticket is booked.

USER: Thanks a lot for your support in booking flight ticket.

ASSISTANT: Most welcome.