You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how exactly I can serve you the best today?

USER: I am planning to visit Washington with my friends. Can you do the reservation?

ASSISTANT: Sure, we are here to help you. Please, share your fare limit.

USER: Price should not cross 1000.

ASSISTANT: May I know the airport code of Washington?

USER: Washington airport code is DCA.

ASSISTANT: Kindly, mention your depart and arrival dates?

USER: My travelling dates are 06/03 and 06/05.

ASSISTANT: Can I have your origin airport code?

USER: My origin airport code is EWR.

ASSISTANT: Thank you for sharing your journey details. Please, hold on.

USER: Sure.

ASSISTANT: Thank you for your valuable time. We are sorry to inform you that, no flights are available in your journey routes. May I know your good name?

USER: No problem, Thanks for the information. James Adams here.

ASSISTANT: Thank you for reaching us, have a good day.