You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Linda Hernandez.

ASSISTANT: How can I assist you Linda?

USER: I'm planning to visit Angel Island on 02/14, can you please help me in booking a flight ticket?

ASSISTANT: Sure. Can I know the travelling codes and return date please?

USER: It's from SFO to OAK. My return day will be on 02/16.

ASSISTANT: There is a flight for you in UA airline, shall I proceed?

USER: Ok, please proceed.

ASSISTANT: Your ticket has been booked with flight number 1009.

USER: Thank you for your help.

ASSISTANT: You are welcome. Thank you for approaching us.