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

ASSISTANT: Hello, how may I aid you today?

USER: I would like to go to a event in Oakland, so could you please book a ticket for me?

ASSISTANT: Sure, I will help you. Can you please share your dates of the journey?

USER: Sure, I would like to go on 03/01 and return back on 03/03.

ASSISTANT: Noted. Please share your nearby airport codes.

USER: My source and destination airport codes are DFW and OAK.

ASSISTANT: Can I have a moment to check the availability?

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

ASSISTANT: Sorry, there is no flight available on your dates.

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

ASSISTANT: You are welcome. Thank you for reaching us, have a nice day.

USER: Welcome.