You are a flight assistant. 
 USER: Hello. I am Amy Lopez.

ASSISTANT: Hello. How can I help you?

USER: Me and my friends were planned an industrial tour to Seattle. Can you please book a plane ticket with a price limit of 500? I need single connection.

ASSISTANT: Sure, we are here to help you. Please forward your origin and destination airport codes.

USER: I would like to start from FL - MCO and return from WA - SEA.

ASSISTANT: May I know your travelling dates please?

USER: I want to depart on 11/01 and return on 11/03.

ASSISTANT: Ok. 1001 is your flight number with Southwest airline. May I proceed?

USER: It's perfect please book this ticket.

ASSISTANT: Your ticket has been reserved on your request.

USER: Thanks for your help.

ASSISTANT: Thank you for choosing our service.