You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I would like to meet my friend at Orlando, can you please help me to book my flight ticket from OAK to MCO?

ASSISTANT: Sure, when are you willing to travel?

USER: I will depart on Jan 15th and return back on Jan 17th.

ASSISTANT: Do you have any preferences?

USER: Yes, I only prefer for a connecting flight.

ASSISTANT: May I know your good name please?

USER: My name is Carolyn Walker.

ASSISTANT: Sorry, no flights were available at this moment.

USER: Not an issue. Anyway, thank you for checking.

ASSISTANT: Thank you for reaching us.