You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how best can I guide you for the day?

USER: Can you book a flight ticket from LAS to DFW?

ASSISTANT: Sure,can I know your trip dates?

USER: My planned travel dates are June, 22 and June, 24.

ASSISTANT: Do you prefer a connecting flight?

USER: Yes.

ASSISTANT: Can I know your specifications?

USER: I don't have any more specifications.

ASSISTANT: Can I know your good name?

USER: Raymond Baker here.

ASSISTANT: Thank you for your details, we found a connecting flight 1012 in class economy which is in American airline. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you.