You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Jennifer Lopez here.

ASSISTANT: How may I help you?

USER: I have planned to visit Mount Rainier in Washington which is a famous place there, so could you please help me to book a flight from SEA to DCA?

ASSISTANT: May I know your trip dates?

USER: I am heading on 06/14 and return would be on 06/16. Please make sure that flight should be with in the price of 5000.

ASSISTANT: According to your details, there is a flight available with Hawaiian airlines, shall I proceed your booking?

USER: Yes, please proceed.

ASSISTANT: Your booking is confirmed.

USER: Thank you for your help, I will suggest to my friends also use your services.

ASSISTANT: Thank you for choosing us.

USER: You are welcome.