You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I'm Stephen King.

ASSISTANT: King, how can I assist you today?

USER: Heard that Las Vegas is the best place to enjoy the weekend, so I would like to book a ticket from CLT to LAS.

ASSISTANT: Sure, can you please help me with your journey dates for booking your ticket?

USER: My journey dates are from 12/21 to 12/23.

ASSISTANT: Sure, let me check for the available flights on 12/21.

USER: Ok, take your own time.

ASSISTANT: Thank you for waiting, there is a flight available with JetBlue airline, shall I proceed with booking your ticket?

USER: Please confirm me a ticket.

ASSISTANT: Your ticket is booked with flight number 1013.

USER: Thank you for your help.

ASSISTANT: Thank you for contacting us, have a safe flight.