You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Anthony Martin. I am planning to attend music concert at ORD, can you please help me with booking a flight ticket from OAK?

ASSISTANT: Sure, may I know your travelling dates?

USER: Sure, I would like to take off on Dec 19 and return on Dec 21.

ASSISTANT: May I know your depart and return flight timings?

USER: I would like to return during morning time.

ASSISTANT: Do you have any connection limit?

USER: I need a flight with 1 connection.

ASSISTANT: There is a flight on Spirit airline, flight number 1028 with the fare of 200. Can I proceed for booking?

USER: Yes, please proceed with the booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.

USER: You are welcome.