You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Joseph Wright.

ASSISTANT: How can I assist you today?

USER: I planned to meet my cousin in IAD, can you please help me to book a flight ticket from OAK?

ASSISTANT: Sure, can you please share your travel dates?

USER: I prefer to travel on 07/25 and 07/27.

ASSISTANT: Let me check for the availability of flight.

USER: Sure.

ASSISTANT: Joseph, there is a flight available with price 200 and the connection is 1 with AA airline. Would you like me to proceed with the booking?

USER: Ok, please confirm my booking.

ASSISTANT: Your booking is confirmed with 1002 flight number.

USER: Thank you for your assistance.

ASSISTANT: Thank you for reaching us, have a great day.