You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. I hope you are fine, how can I help you?

USER: I am planning to travel from DFW to OAK to attend my sister's wedding, could you please help me with booking a flight ticket with no connections?

ASSISTANT: Sure, I will help you with that. May I know the travelling dates of your journey?

USER: My travel dates are 07/04 and 07/06.

ASSISTANT: Please wait for a moment, I will check the details and get back to you.

USER: Sure.

ASSISTANT: At first may I know your name for booking the flight ticket?

USER: Donna Parker here.

ASSISTANT: Sorry, there are no flights found on your requirement.

USER: Thanks for checking.

ASSISTANT: Do you have any other plans to travel?

USER: No, thanks.

ASSISTANT: Thank you for choosing us, have a nice day.