You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER:  I am Dennis Wilson want to visit Disneyland at Orlando, FL-MCO. Can you book a ticket?

ASSISTANT: Sure, please provide your origin airport code.

USER: I will depart from DC-DCA.

ASSISTANT: When are you planning to travel?

USER: I will start on 04/20.

ASSISTANT: Please provide your specifications.

USER: I need a connecting flight. I will return on 04/22.

ASSISTANT: Hawaiian airlines with single connection and price is 100 of 1012 flight. Shall I proceed for booking?

USER:  Ok, you can proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you.