You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I want to participate in Death Valley Adventure at Las Vegas, LAS.

ASSISTANT: Ok, please can I know your name to proceed further?

USER: Sure, I am Anthony Davis.

ASSISTANT: Can I know the dates of your journey to book a ticket?

USER: My travelling dates are May 25 and May 27.

ASSISTANT: Sure, I will book a flight for that dates. Can I know the connection limits you prefer?

USER: I usually prefer single connection.

ASSISTANT: Ok, please provide me your other specification.

USER: I don't have any other specifications.

ASSISTANT: Can I know your origin airport code?

USER: My source is Detroit, DTW.

ASSISTANT: Ok, thank you for waiting. There is a flight ticket available for a single connecting flight limit and the airfare is 200. Can I book a economy class flight?

USER: Ok, please proceed.

ASSISTANT: The flight ticket is reserved and the airlines is Frontier. The departure time is 9 Hours and arrival time is 4 Hours.

USER: Thank you.

ASSISTANT: Thank you for choosing our agency, have a safe journey.