You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: Please book me a flight ticket from OAK to SFO to meet my family.

ASSISTANT: Yes. Tell me your travel dates please?

USER: I have planned to travel on Sept 24th and return on Sept 26th.

ASSISTANT: May I know your name please?

USER: Anthony Robinson.

ASSISTANT: Are you looking for a stopover in your journey?

USER: I prefer connecting flight.

ASSISTANT: Any other preferences?

USER: No, thanks.

ASSISTANT: Please wait.

USER: Ok.

ASSISTANT: Thanks for your time. I have not found any flight matching your flight details.

USER: Ok, no problem in that. Thank you.

ASSISTANT: Thank you.