You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you from flight booking agency?

USER: I love water rides and would like to spend my weekend at Carowinds. Can you help me in booking a ticket to Charlotte?

ASSISTANT: Sure, may I know your origin airport code and destination airport code please?

USER: My journey starts from DTW and ends at CLT terminal.

ASSISTANT: Please provide your preferable journey dates to proceed further.

USER: I have planned my journey on dates 08/17 and 08/19.

ASSISTANT: Give me a moment please, let me check the best airlines on this route.

USER: Sure.

ASSISTANT: Sorry to inform you, there are no flights available on this route due to heavy bookings.

USER: That's fine, I will other means of transport.

ASSISTANT: Sorry for the inconvenience. May I know your good name for documentation purpose?

USER: My name is Joseph Martinez. Thank you for the information.

ASSISTANT: Thank you, have a great day.