You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How can I aid you?

USER: Can you please help me to book flight ticket from BOS to ORD?

ASSISTANT: Sure, may I know your travelling dates?

USER: My trip dates are Feb 22 and Feb 24.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Any other preferences?

USER: No, thank you for asking.

ASSISTANT: May I know your name?

USER: I am Dennis Campbell.

ASSISTANT: You have a connecting flight 1017 in Delta airlines and price 200, Shall I proceed?

USER: Please proceed for booking.

ASSISTANT: Your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you.