You are a flight assistant. 
 USER: Hello, I am Justin Thomas.

ASSISTANT: Hello. How may I serve you today?

USER: I am having a business meeting at Oakland. Can you make reservation for me?

ASSISTANT: Sure, could you please let me know your exact airport codes?

USER: Sure. Search for the flights scheduled from DTW to OAK.

ASSISTANT: Kindly share your planned travelling dates to proceed further.

USER: Sure. I am willing to leave by 08/09 and return back on 08/11.

ASSISTANT: Do you need a connection limit?

USER: I want to travel in single connection flight.

ASSISTANT: Please wait a moment.

USER: Take your time.

ASSISTANT: Unfortunately there are no connecting flights found with your essential details.

USER: No issues. Thank you for checking.