You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I guide you at this moment?

USER: I am Dennis Edwards. Can you help me booking a flight ticket from DTW to LAS?

ASSISTANT: Sure, I will help you with this. Can you please provide your journey dates to proceed further?

USER: I will start on 02/21 and return on 02/23.

ASSISTANT: Wait a moment please.

USER: Sure.

ASSISTANT: UA airlines is available on this route with a ticket fare of 200 and 1 halt in between your route, shall I book your ticket?

USER: Please proceed with the booking.

ASSISTANT: Dennis Edwards, your ticket is booked in flight number 1011.

USER: Thank you.

ASSISTANT: You are welcome, have a safe journey.