You are a flight assistant. 
 USER: Hello, Laura Taylor here.

ASSISTANT: Hello, how can I be your helping hand?

USER: I have planned to attend Cultural Exhibition at Phoenix. Can you book a ticket with a halt?

ASSISTANT: Sure, we are glad to help you for booking. Let me know your source airport code.

USER: Sure, my origin is Detroit, MI - DTW.

ASSISTANT: Please share your journey dates.

USER: I will depart on 07/21 and return on 07/23.

ASSISTANT: Please help me with destination airport code.

USER: My destination airport code is AZ - PHX.

ASSISTANT: Thanks for your details, please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting, we found a flight in 1024 Hawaiian airline with a fare of 100. Can I proceed for booking with a halt?

USER: Ok, please proceed for booking.

ASSISTANT: Ok, the booking has been done.

USER: Thanks for booking.

ASSISTANT: Thank you for availing us.