You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how may I support you today?

USER: I am Jeffrey Jackson. I want to book a flight ticket to Dallas to visit beach resorts and have moon light dinner with my loved ones. Please help me out.

ASSISTANT: Sure, I will help you to book a flight to Dallas. Please share me your source and destination airport?

USER: I want to fly from DCA to DFW.

ASSISTANT: May I know your planned journey dates?

USER: My travelling dates are from 05/08 to 05/10.

ASSISTANT: Do you need a direct for the flight journey?

USER: I need a connecting flight.

ASSISTANT: Ok, share me your budget for flight ticket?

USER: I need the ticket under price 50100.

ASSISTANT: Thank you for the details, sorry there is no any flight available on your journey data.

USER: No issues, thank you.

ASSISTANT: Thank you for reaching us.