You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I need attend a conference, can you book a ticket from LAS to DTW?

ASSISTANT: Sure, please share your trip dates?

USER: Sure, my planned departure and return travel dates are 11th and 13th of December.

ASSISTANT: Do you have any class preference?

USER: I'm ok with any class.

ASSISTANT: Let me know your connection limit?

USER: I'm looking for single connected flight.

ASSISTANT: Any other requirements to be met?

USER: No, I don't have any other specifications.

ASSISTANT: May I know your name?

USER: Yes, my name is Robert Robinson.

ASSISTANT: Frontier airlines flight- 1000 of price 100 with connection in economy class matches your given details, shall I proceed?

USER: That's ok, thank you for giving the information anyways.

ASSISTANT: Ok, your flight ticket has been booked.

USER: Thank you so much for booking.

ASSISTANT: Thank you for reaching us.