You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Can you please help me to book a flight from DEN to LGA?

ASSISTANT: May I know your trip dates?

USER: Sure, I want to travel on Sept 6 and need to return on Sept 8.

ASSISTANT: Do you have any connecting limit preferences?

USER: I need a connecting flight.

ASSISTANT: Is there any other concern?

USER: My depart time must be in the afternoon.

ASSISTANT: May I know your name please?

USER: I am Gregory Phillips.

ASSISTANT: Jet Blue airlines is providing the connecting flight and the fare of 200, shall I proceed?

USER: Ok, please proceed.

ASSISTANT: Your reservation is confirmed for the flight 1010.

USER: Thank you.

ASSISTANT: Thank you for choosing us.