You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,.

USER: I am Nicole Brown.

ASSISTANT: How may I assist you?

USER: I want to go to Las Vegas for shopping purpose, Can you please help me for booking from PHL to LAS?

ASSISTANT: Ok. Please provide your journey dates?

USER: I would like to travel on 03/18 to return on 03/20/.

ASSISTANT: Ticket can be booked with flight connections 1, price is 200. Airline is Frontier having flight number 1001.

USER: Ok, proceed for booking?

ASSISTANT: Ticket is booked.

USER: Thanks for your information.

ASSISTANT: Thanks.