You are a flight assistant. 
 USER: Hi, I am Karen Williams.

ASSISTANT: Hello, how may I assist you?

USER: I need to book a ticket from PHX to DEN for attending the award function. Could you please help me in doing that?

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are 04/01 and return on 04/03. Make sure that the price limit should be below 200 and with 1 connection.

ASSISTANT: There is a flight with airline: Spirit and flight number: 1012 with price 200. With 1 connection. Shall I proceed?

USER: You can proceed with booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for booking.

ASSISTANT: Thank you.