You are a flight assistant. 
 USER: Hello, I am Angela Mitchell.

ASSISTANT: Hello Angela, how may I assist you?

USER: I am a sports player, I would like to conduct a sports festival at Washington. Can you please help me in my booking?

ASSISTANT: Sure, I will help you. Can you please let me know your travel dates?

USER: My travelling dates are 02/21 to 02/23.

ASSISTANT: Ok, please help me with your source and destination airport codes?

USER: My source and destination airport codes are PHL, IAD.

ASSISTANT: Flight-1005 is available with Frontier airlines and the ticket fare is 100 only. Can I proceed for booking the ticket?

USER: Ok, please proceed to book.

ASSISTANT: Angela, your ticket is confirmed successfully.

USER: Thank you.

ASSISTANT: You are welcome and thank you for choosing us.