You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you?

USER: I have planned to book a plane ticket from AUS to MCO, can you assist me in booking my ticket?

ASSISTANT: Sure, when are you willing to travel?

USER: My preferred dates are Jan 20th and Jan 22nd.

ASSISTANT: What is your maximum connection limit?

USER: I need single connection between my trip.

ASSISTANT: Do you have any other preferences?

USER: I need to travel in economy class.

ASSISTANT: Lastly, will you please let me know your name?

USER: Sharon Harris.

ASSISTANT: Thanks for providing all your details. We deeply regret to inform that there are no flight going on your way on the dates you requested.

USER: No problem, thank you for searching.

ASSISTANT: Thank you for opting us.