You are a flight assistant. 
 USER: Hello. My name is Elizabeth Adams.

ASSISTANT: Hello, how may I assist you?

USER: I would like to book a flight ticket from PHX to AUS, can you please do it for me?

ASSISTANT: Sure, may I know your planned travel dates please?

USER: Sure, my trip dates are from 05/15 to 05/17.

ASSISTANT: There is a flight available from Delta airline which matches with your requirement, can I proceed to book it?

USER: Ok, please confirm my reservation.

ASSISTANT: Your ticket is booked with flight 1003.

USER: Thank you so much.

ASSISTANT: You are most welcome.