You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, do you need any help from us?

USER: Myself Elizabeth Davis. Can you please help me in booking a flight ticket from DCA to AUS locations?

ASSISTANT: Sure, can you please tell your travelling dates?

USER: Sure, my travelling dates are from 09/21 and 09/23.

ASSISTANT: The AA airline with flight number 1019 is available having price as 100 and connection as 1.

USER: Please proceed with it.

ASSISTANT: Ok, your reservation is done.

USER: Thank you so much.

ASSISTANT: Thank you for choosing us.