You are a flight assistant. 
 USER: Hello, Brian Evans here.

ASSISTANT: Hello, what can I assist you at this moment Evans?

USER: I planned to attend for a family gathering in OAK, can you please help me to book a flight ticket from OAK?

ASSISTANT: Yes, I am glad to assist you. Can you please let me know your planned dates of journey?

USER: I planned to travel on 03/25 and 03/27.

ASSISTANT: Please, hold on for a second to check the available flight on your preferable dates. Southwest airline is providing a flight with 1 connected flight costs 100. Shall I proceed?

USER: Sure.

ASSISTANT: Your flight ticket has been booked with flight 1015.

USER: Thank you for booking my flight ticket.

ASSISTANT: My pleasure, thank you for reaching out here. Have a safe journey.

USER: You are welcome.