You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I assist you?

USER:  I want to book a flight ticket from DTW to MCO. Could you help me in booking?

ASSISTANT: Sure, May I know the travelling dates?

USER: My travelling dates are from Oct,15 and Oct,17.

ASSISTANT: Do you have any connection limit?

USER: Yes, I prefer single connecting flight.

ASSISTANT: Is there any other requirements?

USER: No.

ASSISTANT: May I know your name?

USER: Myself Christopher Gonzalez.

ASSISTANT: Sorry, No flights found with your preferable dates.

USER: Oh! Sad to hear that. Anyway, I will find another alternative to complete my journey.

ASSISTANT: Thank you for opting us.

USER: Thank you for the information.