You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: Can you please reserve me a flight ticket from CLT to LAX?

ASSISTANT: Sure, let me know your trip dates?

USER: My trip dates are 04/30 - 05/02.

ASSISTANT: Is there any class preference?

USER: I prefer an economy class.

ASSISTANT: Do you have preferable travel timings?

USER: No.

ASSISTANT: Would you like any break in your journey?

USER: I need a single connection.

ASSISTANT: May I know your airline preference?

USER: I do not have any airline preferences.

ASSISTANT: Can you share your name to proceed further?

USER: Patricia Lee here.

ASSISTANT: Delta Airlines has a connecting flight with number 1002 for fare 200, shall I proceed?

USER: Please reserve.

ASSISTANT: Your ticket is reserved in economy class.

USER: Thank you.

ASSISTANT: Thank you for opting us.