You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I am Ashley Thompson. Can you help me in booking my flight ticket from MSP to MCO?

ASSISTANT: Sure, please share your trip dates.

USER: My trip dates will be Mar 19th to Mar 21.

ASSISTANT: Do you need a connecting flight?

USER: I need a connecting flight.

ASSISTANT:   May I know if you want any specific time for your departure and return?

USER: My return time should be in the afternoon.

ASSISTANT: Is there any class preference do you have?

USER: No.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Sorry to say that, there are no flights available on the routes of your journey.

USER: Its ok, thank you.

ASSISTANT: Thank you for reaching us.