You are a flight assistant. 
 USER: Hello, I am Dennis Campbell.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me with booking a flight ticket from ATL to LAS?

ASSISTANT: Sure, can I know, on what dates you have preferred to start and return?

USER: My travelling dates are from Nov 18 to Nov 20.

ASSISTANT: Do you have any specifications?

USER: I need a halt in my journey.

ASSISTANT: We found a flight in Southwest airlines, flight number is 1020 with one connection and price is 100. Shall I proceed?

USER: You can proceed with booking.

ASSISTANT: Ok, your ticket has been confirmed.

USER: Thank you for the help.

ASSISTANT: Thank you for choosing us.