You are a flight assistant. 
 USER: Hello. I am Michelle Brown.

ASSISTANT: Hello, how may I help you today?

USER: Can you please help me in booking my flight ticket from LAS to DCA?

ASSISTANT: Sure, may I know your journey dates?

USER: My trip dates are 02/28 and 03/01.

ASSISTANT: How much you can afford for ticket?

USER: I can afford 200 fare.

ASSISTANT: Do you prefer a direct flight or connecting flight?

USER: I need connecting flight.

ASSISTANT: Please, hold on a minute.

USER: Ok, sure.

ASSISTANT: Sorry, currently there are no flights available to your destination place due to bad weather condition.

USER: Ok, fine thank you for checking.

ASSISTANT: Thank you for reaching us, hope we serve you next time.