You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Alexander Nelson here.

ASSISTANT: How may I help you?

USER: I would like to book a ticket from LGA to AUS, can you please help me with that?

ASSISTANT: Sure, may I know your journey dates please?

USER: The travel dates are from 08/19 to 08/21.

ASSISTANT: Please wait a moment.

USER: Ok.

ASSISTANT: I found a flight for you in Spirit airlines with fare 100 and single connection, can I book your ticket?

USER: Please proceed with that.

ASSISTANT: Ok, your booking is confirmed with flight number 1009.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us.