You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: I'm Frank Wilson, can you please help me in booking the ticket from LAS to ORD? As I'm planning to visit my old friend after a long time.

ASSISTANT: Sure, I am here to help you. Can I know your planned trip dates?

USER: Sure, my planned trip dates are 04/17 and 04/19.

ASSISTANT: Ok, wait for a minute.

USER: Sure, please search for the flights with 1 connection.

ASSISTANT: I have found a flight with Frontier airlines having a connection limit 1 with the ticket fare is 200. Can I proceed?

USER: Yes, that suits my budget. You can proceed for booking the ticket.

ASSISTANT: Yes, your ticket is reserved with the flight number 1021.

USER: Thank you so much for your help in ticket booking.

ASSISTANT: Thank you for consulting us.