You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I oblige you?

USER: I am Brenda Johnson. Please book a flight to New York, LGA.

ASSISTANT: Sure. I am happy to help you.

USER: Thank you.

ASSISTANT: Let me know your trip dates.

USER: Trip dates are 04/13-04/15.

ASSISTANT: To proceed booking I need your source code.

USER: I will start from Oakland, OAK to pick up my friend as he is coming for the first time.

ASSISTANT: Thanks for waiting, there is a flight with airline:Spirit, flight number:1002, price 200,1 connection.

USER: Ok.

ASSISTANT: Shall I proceed?

USER: Sure, you can proceed to book.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for opting us.