You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you today?

USER: I would like to travel from IAD to LAS. Can you please help me?

ASSISTANT: Sure, can you provide your travel dates please?

USER: My travel dates are from 04/23 to 04/25.

ASSISTANT: Do you need any break in between your journey?

USER: I want a single connection.

ASSISTANT: Is there any airline preference for you?

USER: No.

ASSISTANT: Please share me your name to proceed for booking.

USER: Myself Elizabeth Moore.

ASSISTANT: Do you have any other specifications to be met?

USER: No, thank you.

ASSISTANT: There is a connecting flight 1002 in Spirit airlines with fare 100. Can I proceed for booking with that?

USER: Please proceed with the booking.

ASSISTANT: Your ticket has been reserved with economy class.

USER: Thank you so much.

ASSISTANT: Thank you for contacting us.