You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you?

USER: Can you please help me to book a flight ticket from ORD to MCO?

ASSISTANT: Sure, please let me know your travel dates.

USER: My ravelling dates are July 13 to July 15.

ASSISTANT: Do you need an economy class or business class?

USER:  I would like to prefer business class.

ASSISTANT: How many connections do you need?

USER: I need a single connection of flight.

ASSISTANT: Is there any other requirements?

USER: No.

ASSISTANT: May I know your name?

USER: My name is Gary Perez.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thanks for waiting, there are no flights going on your way at this moment.

USER: No problem, thanks for your information.

ASSISTANT: Thnak you for approaching us.