You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Shirley Mitchell. Please book me a ticket from AUS to BOS to meet my old friends.

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

USER: I have planned to travel on 02/21 and 02/23.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: Thank you for waiting and we have found a flight in economy class with 1 connection in Delta airlines and the fare of your flight will be 300. Do you like me to proceed your booking with this flight?

USER: Ok, please book this ticket.

ASSISTANT: Ok, your ticket is booked with the flight number 1019.

USER: Thank you.

ASSISTANT: Most welcome.