You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

USER: Please book a flight ticket from LGA to DEN.

ASSISTANT: Sure, I am here to help you. Can you please share your travel dates?

USER: My trip dates are 07/27 and 07/29.

ASSISTANT: May I know your connection limit?

USER: I need a direct flight.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: May I know your name please?

USER: Kenneth Rodriguez here.

ASSISTANT: Sorry, there are no flights in this route as per your travelling details.

USER: That's ok, thank you for your information.

ASSISTANT: Thank you for choosing us.