You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I would like to book a flight ticket from Charlotte to attend a robotic workshop in San Francisco, can you please help me to book a flight ticket?

ASSISTANT: Sure, may I know your planned travel dates?

USER: Sure, I need to depart on Oct 5th and my return date will be on Oct 7th.

ASSISTANT: May I know your connection limit?

USER: I want to fly with the connecting flight for this time.

ASSISTANT: Is there any class preference for you?

USER: I am comfortable with any class.

ASSISTANT: Do you have any other specifications?

USER: I need to return from CA in the evening.

ASSISTANT: Your good name please.

USER: I am Shirley Evans.

ASSISTANT: We found an airline: Spirit, flight number: 1000 and price is 100 with one connection.

USER: That's fine, you can book the ticket with this airline.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your assistance in booking.

ASSISTANT: Thank you for reaching us.