You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Michael Miller here.

ASSISTANT: How can I assist you?

USER: For my brother's marriage anniversary party, I want to go DFW from LAS. So, can you please book my ticket?

ASSISTANT: Sure, please share your travel dates.

USER: My travelling dates are from 08/02 to 08/04.

ASSISTANT: Please hold on for a moment, I will be back with the flight details.

USER: Sure.

ASSISTANT: The flight 1026 of UA airlines is available on your requested dates with a price of 200. Shall I proceed?

USER: That's perfect. Please go ahead.

ASSISTANT: Miller, your ticket is booked successfully.

USER: Thank you.

ASSISTANT: You are welcome.