You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I guide you?

USER: I am Kathleen Allen, can you help me to book a flight from OAK?

ASSISTANT: Sure, can I know your preferable dates?

USER: My travelling dates are 07/26 and 07/28.

ASSISTANT: Ok, can I know your destination airport code?

USER: My preferred destination is SEA.

ASSISTANT: I found a flight 1010 of Southwest airlines matches with your preferences, can I proceed?

USER: Sure, proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you.

ASSISTANT: Thank you, have a safe flight.