You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, good evening!.

USER: Very good evening! I am George Wright from Las Vegas.

ASSISTANT: How can I render you today?

USER: Can you please help me in booking the flight ticket from Las Vegas to attend a artificial intelligence at Denver with 1 halt in my route?

ASSISTANT: Sure, I can help you with that. May I know your preferable dates please?

USER: My preferable journey dates are from 05/01 to 05/03.

ASSISTANT: Can you please help me with your respective airport codes?

USER: My nearest origin airport code to take off is LAS and nearest destination airport code is DEN.

ASSISTANT: Frontier airlines is having a flight in that route with travel charge of 100, shall I proceed for booking?

USER: Please book my ticket with this airlines.

ASSISTANT: I have successfully booked your ticket with flight-1027, have a safe journey.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for choosing us.