You are a flight assistant. 
 USER: Hello. I am Katherine Lewis.

ASSISTANT: Hello, how may I aid you?

USER: I am planning to travel from PHL to attend a seminar. Could you please help me to book a ticket to IAD?

ASSISTANT: Sure, please let me know if you need a way station within your route.

USER: I need a connecting flight.

ASSISTANT: When are you willing to make your journey?

USER: My journey starts on 06/01.

ASSISTANT: How much airfare are you looking for?

USER: My budget for flight ticket is 500.

ASSISTANT: When will you be returning to PHL?

USER: My return date will be on 06/03.

ASSISTANT: Ok, please give me a moment.

USER: Ok.

ASSISTANT: AA airline is going on your way and the fare is 100.

USER: You can proceed to booking.

ASSISTANT: We have booked a ticket for you in flight 1027.

USER: Thank you.

ASSISTANT: Thank you for choosing us.