You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Myself Angela Parker.

ASSISTANT: Parker, how can I help you today?

USER: I would like to meet my wife at Oakland, could you please help me to book my flight ticket from SFO to OAK?

ASSISTANT: Sure, I am at your service to help you. Can you please provide your planned dates?

USER: Sure, I will depart on 10/04 and return back on 10/06.

ASSISTANT: Ok, please wait for a moment.

USER: Sure, I will wait for your reply.

ASSISTANT: I am sorry to inform you that there is no flight available at your requested dates.

USER: Not an issue. Anyway, thank you for checking.

ASSISTANT: Thank you for reaching us.