You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

USER: Could you please check the flight availability in normal cost airline?

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: My travelling dates are Feb 19 and Feb 21.

ASSISTANT: Do you have any connection limit?

USER: I need a direct flight.

ASSISTANT: Let me know your airport codes?

USER: I am heading to IAD from SEA.

ASSISTANT: May I know your name please?

USER: My name is Kimberly Campbell.

ASSISTANT: Sorry, no flight is available for you as per your requests.

USER: Not a problem, thank you for the information.

ASSISTANT: Thank you for reaching us.