You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: I am Jonathan Campbell. Can you help me to book a flight from MCO on 06/13?

ASSISTANT: Sure, could you please provide your destination airport code to search for the flight?

USER: I would like to attend a party at LAS, so please book a ticket to Las Vegas.

ASSISTANT: Ok, will you need a return ticket too?

USER: I would like to return from LAS on 06/15.

ASSISTANT: Sorry to say, no flight were available in your route on those dates.

USER: Ok, no issues, thank you for your help.

ASSISTANT: Thank you for reaching us, have a nice day.