You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Can you please help me to book a flight from Las Vegas?

ASSISTANT: Sure, let me know your travelling dates.

USER: I will be travelling on Mar 11th and 13th.

ASSISTANT: Please share your codes of the airport, where you want to travel and catch the flight?

USER: My airport codes are LAS and OAK.

ASSISTANT: Do you want connecting flight or direct flight?

USER: I am fine with any of it.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: May I know your name?

USER: My name is Cynthia Carter.

ASSISTANT: We found an Delta airlines with 0 connection and flight number is 1008. Shall I proceed?

USER: Please proceed with it.

ASSISTANT: Your ticket has been confirmed with economy class.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.