You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. In which way I can aid you today?

USER: I have to participate in a beauty contest, can you book a ticket from DEN to LAX?

ASSISTANT: Sure, I will aid you with that. Could you please mention your preferable travel dates?

USER: Sure, my planned departure and return travel dates are 25th and 27th of Feb.

ASSISTANT: Do you have any limits on number of connections?

USER: Yes, I need single connected flight.

ASSISTANT: Do you have any preferences regarding timings of your journey?

USER: Yes, I want to return in the morning time.

ASSISTANT: Do you have any another specifications?

USER: No.

ASSISTANT: Ok, please hold on a moment.

USER: Sure.

ASSISTANT: Frontier airline flight available with connection limit 1 and fare is 100, shall I confirm this economy class flight?

USER: That's fine, proceed for booking.

ASSISTANT: May I know your name for further process?

USER: My name is Joshua Johnson.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1020 and this flight arrival time is 6:00 Hours.

USER: Thank you so much.

ASSISTANT: You are welcome.