You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Myself Sarah Davis from Las Vegas. I want to go to Chicago in this month. Can you please book a flight ticket for me?

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

USER: Thank you for your positive response, I want to take off on 10/31 and please confirm my return ticket also on 11/02.

ASSISTANT: Well, can I know your airport codes please?

USER: I would like to fly from LAS and destination airport is ORD.

ASSISTANT: There is a flight available on your requested dates from Spirit airlines with no connecting flight.Shall I confirm your booking?

USER: But I want 1 halt in between my journey. Can you please check once again?

ASSISTANT: Sorry, there is no flight available with 1 connection.

USER: Oh! It's ok no problem. Thank you for your information.

ASSISTANT: My pleasure.