You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Matthew Hill.

ASSISTANT: How can I help you?

USER: Please book a flight ticket to Oakland on Nov 17th and return back on 19th Nov.

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May I know, from where would you like to take off?

USER: I want to take off from New York, LGA.

ASSISTANT: Do you have any other specifications?

USER: I need a connecting flight in between my journey.

ASSISTANT: Give me a minute, I will search for a flight on your route.

USER: Sure.

ASSISTANT: Thank you for your time, we found a direct flight available with price 100 in Delta airline. May I confirm it?

USER: Ok, please confirm it.

ASSISTANT: Your ticket has been reserved in economy class with flight number 1009.

USER: Thank you.

ASSISTANT: Thank you for choosing us.