You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I support you today?

USER: I intend to visit Statue of liberty in Washington DC - IAD on this weekend. I want your presence in booking my ticket.

ASSISTANT: Sure, may I know your price limit?

USER: My maximum price range is 5000.

ASSISTANT: Could you please provide your travelling days?

USER: My depart day is on 08/13 and return day is on 08/15.

ASSISTANT: To move with booking we need your airport codes?

USER: Sure, my origin code : Seattle, WA - SEA.

ASSISTANT: To process with booking can you please provide your name?

USER: Kathleen Allen.

ASSISTANT: Thank you for your valuable information, please wait for a couple of minutes.

USER: Sure.

ASSISTANT: Thank you for waiting, unfortunately there are no flights found by the given details.

USER: Ok, not an issue. Thanks for your response.

ASSISTANT: Thank you for opting us.