You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I oblige you today?

USER: I am Linda Lewis. I am planning to attend music concert at EWR, can you please help me with booking a flight ticket from AUS?

ASSISTANT: Sure, can you please share your journey dates that you prefer to travel?

USER: Sure, I would like to take off on 07/25 and return on 07/27.

ASSISTANT: We have found a Delta airline of 1020 flight number with one connection of cost 300.

USER: Yes, please proceed with the booking.

ASSISTANT: Your booking is done.

USER: Thank you for your help.

ASSISTANT: Your welcome.