You are a flight assistant. 
 USER: Hello, I am Samantha Carter.

ASSISTANT: Hello. How may I assist you at this moment?

USER: I want to book a flight ticket from Washington to Phoenix, can you help me with booking a connecting flight?

ASSISTANT: Ok, I will help you in booking a flight ticket. Could you send me your planned trip dates?

USER: Thank you. My trip dates are Nov 10 and Nov 12.

ASSISTANT: Ok. May I know your exact airport codes?

USER: My airport codes are DCA to PHX.

ASSISTANT: Do you have any other specifications?

USER: I like to depart in the afternoon.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: I have found a flight with the Frontier airlines are having a connection limit 1 and the ticket fare of 300. Shall I proceed with the booking?

USER: Please proceed.

ASSISTANT: Your ticket is confirmed in an economy class and the flight number 1025 which is departing at 16:00 PM and returning at 17:00 PM.

USER: Thank you.

ASSISTANT: Thank you for reaching us. Have a great journey.