You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am planning to book a ticket from MSP to MCO. Can you please help me out?

ASSISTANT: Sure, may I know your planned travel dates please?

USER: I am planning to travel on Oct 26 and return back on Oct 28.

ASSISTANT: Would you like to travel in a connecting or a direct flight ?

USER: I am looking for a connecting flight.

ASSISTANT: Do you have any class preference?

USER: I am looking for a economy class.

ASSISTANT: May I know your good name please?

USER: My name is Richard Green.

ASSISTANT: Do you have any airline preference?

USER: No, I am ok with any airline.

ASSISTANT: Sorry, there is no flight available in this route.

USER: That's fine, thank you for your service.

ASSISTANT: Thank you for approaching us.