You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Could you please book a flight ticket from IAH to PHL as I want to attend a music festival?

ASSISTANT: Sure, let me know your travelling dates.

USER: My travelling dates are Sept 03 and Sept 05.

ASSISTANT: May I know your connection limit?

USER: I need a single connecting flight.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: May I know your name?

USER: My name is Richard Martinez.

ASSISTANT: We found an American airlines with single connection and flight number is 1000. Shall I proceed?

USER: Yes, proceed.

ASSISTANT: Your ticket has been confirmed with economy class.

USER: Thank you.

ASSISTANT: Thank you for choosing us.