You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How best can I support you for the day?

USER: I would like to travel from OAk to DFW. Can you please help me in ticket booking?

ASSISTANT: Sure, we are here to book your flight  ticket.

USER: Thank you.

ASSISTANT: When are you planning to start and return on?

USER: My trip dates are from 07/02 to 07/04.

ASSISTANT: Do you want to fly in a connecting flight or in a direct flight?

USER: I want a single connection.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Can I know your good name to confirm the flight ticket?

USER: Myself Steven Hernandez.

ASSISTANT: Thank you for your details, we are glad to inform you that we found a connecting flight 1021 in class economy which is Spirit airline. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you so much.

ASSISTANT: Thank you.