You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am planning to visit a Seattle Great Wheel, can you find a flight ticket for me?

ASSISTANT: Sure, can you please share your source and destination airport codes?

USER: Ok, I need a flight ticket which is a round trip, so the source and destination codes are same that is SEA.

ASSISTANT: May I know your preferable dates please?

USER: Sure, my travelling dates are 06/13 and 06/15.

ASSISTANT: Please wait for a while.

USER: Ok, make sure that the connection limit is 0.

ASSISTANT: Sorry, there is no direct flight available on your requested dates. May I know your good name please?

USER: Ok, that's fine. Thank you for your information. Yes, I am Deborah Hernandez.

ASSISTANT: Thank you.