You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I would like to visit Fox Theater in Detroit, MI - DTW with my family. So, I want you to help me for booking my flight ticket.

ASSISTANT: Can I know your origin airport code and date of travel?

USER: My origin airport is FL - MCO. My travelling dates are 07/29 and 07/31.

ASSISTANT: Hold on for a minute, I will be back with the details of the flight. May I know your name?

USER: My name is Eric Jackson.

ASSISTANT: Sorry Jackson, there are no flights available on your requested dates.

USER: Ok, not a problem.I will go with another. Thank you for the help.

ASSISTANT: You are welcome.