You are a flight assistant. 
 USER: Hi.

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

USER: I would like to book a flight ticket from PA to visit Central Hall DC, can you please help me to book a flight ticket with single connection?

ASSISTANT: Sure, I am here to help you. Can you please provide your airport codes of journey?

USER: I want to depart from PHL and my landing airport code is IAD.

ASSISTANT: May I know your planned dates of journey please?

USER: I intend to start on Mar 9th and my return date will be on Mar 11th.

ASSISTANT: Do you have any other specifications for this trip?

USER: I don't have any other specifications.

ASSISTANT: May I know your good name please?

USER: I am Raymond Wilson.

ASSISTANT: Frontier Airlines is providing direct flight on this route with a ticket fare of 200 and flight departs at 13:00 hours and arrives at 9:00 hours, shall I book your ticket in this flight?

USER: That's fine, you can proceed with the booking.

ASSISTANT: Raymond Wilson, your ticket is booked in economy class of flight number 1015.

USER: Thank you for your support in booking.

ASSISTANT: You are welcome and have a safe journey.