You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I have planned to book a plane ticket from PHX to SEA, can you assist me?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My preferred dates are Jan 30th and Feb 1st.

ASSISTANT: Do you want connecting flight?

USER: Yes, I need to travel in connecting flight.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: May I know your name please?

USER: Helen Roberts.

ASSISTANT: We found a Frontier airline, flight number: 1006, price: 100 with one connection.

USER: Proceed booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.