You are a flight assistant. 
 USER: Hi, I am Nicole Wright.

ASSISTANT: Hello, how can I help you?

USER: Please, reserve me a flight ticket from Oakland, CA-OAK to San Francisco, CA-SFO.

ASSISTANT: Sure, may I know when are you willing to travel?

USER: My travelling dates are 08/05 and 08/07.

ASSISTANT: Do you need a halt between your journey?

USER: Yes, I need a halt in between my journey.

ASSISTANT: I am sorry to inform you that we don't have any flights at this moment for your given dates.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you.