You are a flight assistant. 
 USER: Hello, I am Christine Collins.

ASSISTANT: Hello, how may I serve you?

USER: I want to book a flight to  attend my brother football event on 05/12 and return on 05/14. Can you please help me with booking a flight ticket?

ASSISTANT: Sure, provide your airport codes?

USER: DC-IAD and NY-LGA are my travelling airport codes.

ASSISTANT: Is there any price limit?

USER: Price limit should on exceed 500.

ASSISTANT: Please hold on, I will let you know.

USER: Ok.

ASSISTANT: The flight details are, price of 100 with flight number 1021 and single connection from SouthWest airline. Shall I proceed?

USER: Yes, please proceed.

ASSISTANT: Your flight booking is processed.

USER: Thank you for your help.

ASSISTANT: Thank you for availing us.