You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me in booking flight ticket from IAD to CLT?

ASSISTANT: Sure, I am here to help you for this. Could you please share me your trip dates?

USER: My travel dates are Mar 19 to 21.

ASSISTANT: Is there any other specifications regarding your journey?

USER: I need a connecting flight.

ASSISTANT: Do you have any other criteria?

USER: No.

ASSISTANT: May I know your name please?

USER: Stephen Anderson here.

ASSISTANT: As per your data, there is a flight with Delta Airlines and the ticket fare is 200. Would you like me to make the booking now?

USER: Sure, you can proceed with booking a flight ticket.

ASSISTANT: Your ticket is reserved in economy class with the flight-1021. Your depart time is 6:00 hours and again your arrival time is 7:00 hours.

USER: Thank you for your help.

ASSISTANT: Thank you very much for contacting our agency.