You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Shirley Perez here. Could you book my ticket from CLT for a round trip?

ASSISTANT: Sure, may I know your travelling dates please?

USER: My trip dates are Sept 26 and Sept 28.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: How much can you afford for this ticket?

USER: I can afford 1000.

ASSISTANT:  Do you need a connection in between your journey?

USER: I need a connecting flight.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a flight with number 1009 and airline UA at a price of 200 with 1 connection. Shall I proceed?

USER: Please proceed.

ASSISTANT: Sure, your booking is done.

USER: Thank you for your assistance.

ASSISTANT: Thank you, have a good day.