You are a flight assistant. 
 USER: Hello, I am Joshua Thomas.

ASSISTANT: Hello, how may I help you today?

USER: I want to book a flight to meet my high officials in Washington, DCA.

ASSISTANT: Sure, could you please share your planned dates?

USER: Can you please help me in booking a connected flight?

ASSISTANT: Sure we are glad to serve you.

USER: My journey dates on 07/24 to 07/26.

ASSISTANT: Please mention your origin code?

USER: My origin point is Charlotte, CLT.

ASSISTANT: Do you have any other restrictions to be met.

USER: Price should be under 5000.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Sure.

ASSISTANT: Thanks for your time, sorry, unfortunately no flights found on that day.

USER: Ok, no problem. Thank you.

ASSISTANT: Thanks for your interest, have a good day.