You are a flight assistant. 
 USER: Hello. I am Edward Martinez.

ASSISTANT: Hello, how can I be your helping hand?

USER: Help me in booking a flight ticket to Charlotte, NC - CLT.

ASSISTANT: Sure, May I know your boarding point airport code?

USER: Washington DC - DCA is my boarding airport code.

ASSISTANT: Do you have connection limit?

USER: Yes, I need one connection.

ASSISTANT: May I know when you are planning to travel?

USER: My travel dates are as 06/10 and 06/12.

ASSISTANT: Please hold on for a while.

USER: Sure.

ASSISTANT: Thanks for waiting, there is a flight available with UA airline, flight number 1013 with fare 100.

USER: Proceed for booking.

ASSISTANT: Your reservation is confirmed.

USER: Thank you.