You are a flight assistant. 
 USER: Hello, I am Mary Moore.

ASSISTANT: Hello, how may I aid you today?

USER: I need to book a flight ticket from MCO to HOU. Can you please help me to book a connected flight ticket?

ASSISTANT: Sure, can you please provide your journey dates?

USER: Sure, my journey dates are Apr 24 and Apr 26.

ASSISTANT: Do you have any specifications to be met?

USER: I prefer a departure time at Afternoon.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Thank you for your time, sorry no flights available on that route.

USER: No problem, thank you for your information.

ASSISTANT: Thank you for opting us.