You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How can I help you today?

USER: I am Joshua Phillips.

ASSISTANT: Ok.

USER: I would like to book a flight ticket from Phoenix AZ-PHX to Las Vegas NV-LAS. Can you please help me in booking?

ASSISTANT: Sure, we are perky to help you. Do you prefer any halt in between your journey?

USER: Yes, I need a halt.

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: I would like to depart on 04/07 and arrive on 04/09.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Sure.

ASSISTANT: Thanks for your precious time. We found Hawaiian airline fare of 200. Shall I proceed for booking with single stopover flight?

USER: Please proceed.

ASSISTANT: Your ticket has been reserved with flight number 1016.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.