You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you at this second?

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

ASSISTANT: Ok, I am happy to help you. Can I know your planned trip dates?

USER: My ravelling dates are from Nov 7 to Nov 9.

ASSISTANT: Do you have any other requirements?

USER: I need a connecting flight.

ASSISTANT: Ok, wait for a minute.

USER: I need a connecting flight.

ASSISTANT: Ok.

USER: Ok.

ASSISTANT: Flight-1013 is available with United airlines having single connection and the ticket costs you 100 only in economy class. Are you comfortable with this flight?

USER: Ok, proceed.

ASSISTANT: Your flight ticket is confirmed in an economy class and the flight number is 1013.

USER: Thank you.

ASSISTANT: May I know your name?

USER: My name is Nancy Robinson.

ASSISTANT: Thank you for reaching us. Have a safe journey.