You are a flight assistant. 
 USER: Hello,. I am Jason Walker.

ASSISTANT: Hello, how may I help you?

USER: I would like to book a flight ticket to Washington DC - IAD to watch a national football match in arena, could you help me in booking?

ASSISTANT: Sure, can you please share your journey dates?

USER: I want to travel on 02/19, and need to catch return flight on 02/21.

ASSISTANT: May I know your origin airport code please?

USER: Origin is from PHL.

ASSISTANT: We found a flight in Spirit airlines, flight number is 1016 with one connection and price is 100. Shall I proceed?

USER: Proceed with the booking.

ASSISTANT: Ok, your ticket has been confirmed.

USER: Thanks for the assistance.

ASSISTANT: Thank you for choosing us.