You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Me and my friends were planning go for a trip to Bellagio which is at Las Vegas for 2 days only.So, please book a flight ticket from PHX to LAS.

ASSISTANT: Please share your travel dates?

USER: We will go on 04/07 and return on 04/09.

ASSISTANT: There is a flight available with hawaiian airlines, is it ok for you?

USER: Sure, one my friend suggests me to fly with Hawaiian airline. Please proceed with the booking.

ASSISTANT: May I know your name please?

USER: Sure, my name is Charles Gonzalez.

ASSISTANT: Your ticket is confirmed, flight number is 1004.

USER: Thank you for your support.

ASSISTANT: You are welcome.