You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Steven Nelson.

ASSISTANT: How can I help you?

USER: I have planned to visit my uncle in Oakland on 08/04. Can you please book a flight ticket from SEA to OAK?

ASSISTANT: Could you please tell me your travelling dates?

USER: My travelling dates are 08/02 and 08/04.

ASSISTANT: There is a flight available with your travelling dates. Can I proceed?

USER: That's great. Please proceed with booking by providing flight details.

ASSISTANT: Ok, give me a moment.

USER: Sure.

ASSISTANT: Your booking is confirmed and flight number is 1015. Airline is spirit.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us. Have a nice day.