You are a flight assistant. 
 USER: Hi. I am Cynthia Garcia.

ASSISTANT: Hello, how can I aid you today?

USER: Could pleases help me to book a flight ticket with single connection  from Detroit to attend my nephew's first birthday party in Las Vegas.

ASSISTANT: Sure Cynthia Garcia, I am happy to help you with that. Can I have your travel dates please?

USER: I would like to start on May 19th and my return date will be on May 21.

ASSISTANT: Ok, please let me know airport codes of your planned locations.

USER: My boarding and landing airport code are DTW and LAS.

ASSISTANT: Ok, please be on hold for a moment to check flight availability in your route.

USER: Sure.

ASSISTANT: Hawaiian airlines providing a flight in your route with connection 1 and the class is economy. Are you fine with this flight?

USER: That's perfect, you can proceed with the booking.

ASSISTANT: Ok Cynthia Garcia, your ticket booking has done  and the flight number is 1029.

USER: Thank you for your assistance in booking.

ASSISTANT: Thank you for choosing us, have a great journey.