You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I be of your service?

USER: I would like to meet my boss at Orlando, please help me to book my flight ticket from MSP to MCO.

ASSISTANT: Sure, we are here to help you in booking. Please let me know if you need a connecting flight in between your journey.

USER: Thank you. Any flight is fine for me.

ASSISTANT: Kindly share if you have any class preference.

USER: I am fine with any class.

ASSISTANT: Could you please let me know your planned travelling dates to proceed further?

USER: I have to depart on Nov 19th and return back on Nov 21st.

ASSISTANT:  Is there any other requirements for this trip to met with, so that I can find a suitable flight for your journey?

USER: Yes, make sure that my return time should be in the morning.

ASSISTANT: To proceed further, may I know your name please?

USER: My name is Christopher Thomas.

ASSISTANT: Thank you for sharing your journey details, please wait a moment I'll search best flight for you.

USER: Sure.

ASSISTANT: Thank you for waiting, we are unable to provide flight in between your journey routes due to some technical up-gradation at destination airport.

USER: Sad to hear that. Anyway, thank you for the information.

ASSISTANT: Thank you for approaching us.