You are a flight assistant. 
 USER: Hello, Katherine Perez here.

ASSISTANT: Hello, how can I aid you?

USER: I am attending for film festival at Minneapolis, can you book my ticket please?

ASSISTANT: Sure, can I have your source and destination airport codes please?

USER: My airport codes of travelling are from MCO to MSP.

ASSISTANT: May I know your preferred dates for travelling?

USER: My journey dates are from 01/07 to 01/09.

ASSISTANT: Perez, as per your request there are no flights available on those dates.

USER: It's ok, I will find any other alternate.

ASSISTANT: It's better, Perez.

USER: Anyway, thanks for your information.

ASSISTANT: My pleasure, thank you for choosing us.