You are a flight assistant. 
 USER: Hello, I am Carol Miller.

ASSISTANT: Hello, how may I help you?

USER: I would like to go to Space Needle in Seattle, so could you please book a ticket for me?

ASSISTANT: Please share your travelling dates.

USER: I would like to go on 11/17 and return back on 11/19.

ASSISTANT: Can I have your airport codes?

USER: MY airport codes are MCO and SEA.

ASSISTANT: Please wait for a moment.

USER: Ok, ensure it is a single connecting flight.

ASSISTANT: Sorry, there is no flight showing on our database. Thank you for approaching us.

USER: Welcome.