You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I guide you at this moment?

USER: Can you please help me in making an airline reservation from OAK to CLT?

ASSISTANT: Sure, I am euphoric to help you with booking. When are you planning to go and return back from your journey?

USER: My planned travel dates are June 13th and June 15th.

ASSISTANT: Do you prefer any way station in between journey?

USER: Yes, I prefer way station in between journey.

ASSISTANT: May I know your good name please?

USER: Jason Martinez.

ASSISTANT: Is there any another specifications on your trip, so that I can arrange like that only.

USER: The return time should be evening.

ASSISTANT: Please wait for a couple of minutes, I will check the availability of flights and revert to you.

USER: Sure.

ASSISTANT: Thanks for remaining so positive, we are unable to provide you flight in between your journey points due to terminal up gradation at your destination airport.

USER: Ok, no issues. Thank you.

ASSISTANT: Thanks for approaching us.