You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I support you today?

USER: I am Helen Evans, want to fly from Charlotte, CLT, because I have to meet my professor. Please book a ticket with a connecting flight.

ASSISTANT: Sure, may I know from where do want to start from?

USER: I will start from Charlotte to Washington, DCA.

ASSISTANT: Please provide your travelling dates.

USER: Check flights on 09/05 and 09/07.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: There is a flight with airline: Frontier, flight number:1024, price 100. Shall I proceed?

USER: Proceed to book.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you have a nice day.