You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Can you please make a reservation between MCO to AUS for my seminar?

ASSISTANT: Ok, may I know your preferable dates?

USER: Thank you, my boarding is on Dec 21 and please book my return ticket on Dec 23.

ASSISTANT: Let me know your connection limit.

USER: I would prefer single connection.

ASSISTANT: Is there any other specifications?

USER: I would like to depart in evening time.

ASSISTANT: May I know your name?

USER: Sure, my name is Stephanie Davis.

ASSISTANT: Sorry, no flight is available for you as per your requests.

USER: Oh! Sad to hear that. Anyway, I will find another alternative.

ASSISTANT: Welcome Stephanie Davis.

USER: Thank you for the information.