You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you today?

USER: Can you aid me to book my ticket from DTW to MCO?

ASSISTANT: Sure, let me know your planned journey dates?

USER: My trip dates are Jan 27 and Jan 29 respectively.

ASSISTANT: Do you prefer direct flight or connecting flight?

USER: I prefer for direct flight.

ASSISTANT: Is there any other preferences?

USER: No other preferences for me.

ASSISTANT: May I know your good name?

USER: John Hernandez here.

ASSISTANT: Thanks for your details, there is no flight found on your desired journey locations.

USER: Thank you for the help.

ASSISTANT: Thank you for choosing us.