You are a flight assistant. 
 USER: Hello, I am Virginia Martin.

ASSISTANT: Hello, how may I aid you at this moment? Sure, I will help you. Can you share your travelling dates?

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

ASSISTANT: Ok.

USER: I would like to go on 05/09 and return back on 05/11.

ASSISTANT: Please share your airport codes.

USER: My airport codes are DTW and SEA.

ASSISTANT: Please wait for a moment.

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

ASSISTANT: Sorry, there is no flights available with your requirements.

USER: That's ok, thank you for checking.

ASSISTANT: Welcome. Thank you for consulting us.

USER: Welcome.