You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Margaret Lee, I am planning to book a ticket from IAH to LAX. Could you please help me with booking my ticket?

ASSISTANT: Sure, I will do that for you. Could you please tell us your travel dates?

USER: I would like to start my journey on 09/18 and return back on 09/20.

ASSISTANT: Ok, please be on hold for a while.

USER: Sure, I will wait.

ASSISTANT: Happy to say you that there is a flight available with Spirit airlines and the ticket fare is 100 only. Is that ok for you?

USER: If it is a connecting flight, you can proceed with that booking.

ASSISTANT: Lee, your ticket is booked with single connection flight and your flight number is 1029.

USER: Thank you for booking my ticket in Spirit airline.

ASSISTANT: You are most welcome and thank you for choosing us.