You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I need you to book a flight ticket on my name.

ASSISTANT: Ok, can I have your name please?

USER: My name is Robert Campbell.

ASSISTANT: Please provide your source and destination airport codes.

USER: SFO and EWR are the respective airport codes.

ASSISTANT: Can I have your planned journey dates please?

USER: October 29 and 31 are the planned travel dates.

ASSISTANT: May I know your connection preference?

USER: I need a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: Nothing much to state.

ASSISTANT: I found an economy class in Spirit airlines with fare 100 and it is a connecting flight. Can I book your ticket?

USER: Yes, please book the ticket.

ASSISTANT: Ok, your booking is confirmed with flight number 1020.

USER: Thank you.

ASSISTANT: Thank you for reaching us.