You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I am planning to book a flight ticket to CLT from MCO, can you please help me out?

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

USER: Sure, my trip dates are Apr 10 and Apr 12.

ASSISTANT: Do you have any limits on number of connections?

USER: I prefer direct flight.

ASSISTANT: May I know your name for the booking?

USER: My name is Ryan Parker.

ASSISTANT: Do you have any another specifications on your journey?

USER: No.

ASSISTANT: Sorry, no flights are available on your required dates.

USER: It's ok, thank you for the information.

ASSISTANT: Welcome, thank you for reaching us.