You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me in booking a flight tikcet to OAK from LAS?

ASSISTANT: Sure, help me with the trip dates?

USER: My travel dates are from Jul 01 to Jul 03.

ASSISTANT: May I know your good name please?

USER: I am Lisa Gonzalez.

ASSISTANT: Do you have any preferences for this trip?

USER: I need a connecting flight.

ASSISTANT: There is a flight in an airline Delta with 1005 number having a single connection in an economy class. Shall I proceed to book?

USER: You can proceed to book.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for choosing us.