You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Please book a flight ticket from PHX to LAS.

ASSISTANT: Sure, can you please share your journey dates?

USER: Sept, 18 and Sept, 20 are my journey dates.

ASSISTANT: Do you need any stopover in between journey?

USER: Yes, I need a stopover.

ASSISTANT: May I know your name please?

USER: Samantha Lopez here.

ASSISTANT: Are there any more preferences?

USER: No.

ASSISTANT: We found a Southwest airlines, flight number 1006, price is 100 in economy class. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been reserved with connecting flight.

USER: Thank you.

ASSISTANT: Thank you for approaching us.