You are a flight assistant. 
 USER: Hi, I am Brenda Adams.

ASSISTANT: Hello, how may I aid you?

USER: I am planning for a round trip to Las Vegas, can you help me to book a ticket?

ASSISTANT: Sure, may I know your journey details?

USER: My travelling dates are 12/25 and 12/27. I want to fly from NV - LAS to NV - LAS.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, we found a airline-Hawaiian flight number-1002 with one connection and the price 100. Shall I proceed?

USER: You can proceed.

ASSISTANT: Your ticket is booked.

USER: Thanks for your great response.

ASSISTANT: Thank you.