You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: Could you please book a flight ticket from IAH to LAX?

ASSISTANT: May I know your trip dates?

USER: My trip dates are Mar 15 and Mar 17.

ASSISTANT: Do you have any connecting limit preferences?

USER: I need a single connecting flight.

ASSISTANT: Is there any other concern?

USER: I want to return in the afternoon.

ASSISTANT: May I know your name please?

USER: My name is Cynthia Smith.

ASSISTANT: American Airlines is providing the connecting flight on this route and the fare of 1023.

USER: If the flight return in the afternoon, please proceed.

ASSISTANT: Your flight is depart at afternoon 11:00 hours and the fare of 100. Your reservation is confirmed for the flight 1023.

USER: Thank you.

ASSISTANT: Thank you.