You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What can I do for you?

USER: Myself Catherine White. Could you please avail me a flight ticket which is having it's depart time in the afternoon with normal-cost?

ASSISTANT: Sure, please share your source and destination airport codes.

USER: Ok, my locations are from PHL to IAD.

ASSISTANT: May I know when are you willing to travel?

USER: Ok, my planned dates are from Apr 01 to 03.

ASSISTANT: Do you have any other preference?

USER: Yes, I need a connecting flight.

ASSISTANT: Sure, please wait for a connecting flight.

USER: Sure, get back with good airlines.

ASSISTANT: We have found a flight from American airlines, number 1017 and the price is 200. Shall I proceed with this economy class flight ticket?

USER: Yes, you can proceed with that.

ASSISTANT: Your ticket booking is done. The depart time is 15:00 AM.

USER: Thank you for your assistance.

ASSISTANT: Thank you for opting us.