You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you?

USER: I am Patrick Williams from Washington. I want visit Oakland to meet my best friend from IAD to OAK. Can you find a flight ticket for me?

ASSISTANT: Sure, can I know your preferable dates?

USER: Sure, my itinerary dates are on 11/24 and return on 11/26.

ASSISTANT: I found a flight 1013 of Hawaiian airlines matches with your preferences, can I proceed?

USER: Yes, you can proceed with the booking.

ASSISTANT: Your ticket is booked.

USER: Thank you for your service.

ASSISTANT: Thank you, have a good day.