You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you for today?

USER: Can you please help me to book flight ticket from DEN to PHX?

ASSISTANT: I am here to help you about that, can you please let me know your planned dates of journey?

USER: My trip dates are June 19 and June 21.

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

USER: I prefer a connecting flight.

ASSISTANT: Can you please provide your name for booking purpose?

USER: Sure, I am Margaret Miller.

ASSISTANT: Spirit airlines is providing a flight with 1 connection at the price of 100 at your desired dates, shall I proceed with booking your reservation?

USER: Sure, you can proceed with this.

ASSISTANT: I have booked your flight ticket with the flight 1018 in an economy class.

USER: Thank you for booking.

ASSISTANT: You are welcome, thank you for reaching us.