You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Sandra Edwards.

ASSISTANT: Sandra, how can I assist you?

USER: I am planning to visit Boston to meet my brother, can you please book me a ticket from AUS to BOS?

ASSISTANT: Sure, may I know your trip dates?

USER: My preferable journey dates are from 03/17 to 03/19.

ASSISTANT: Please give me a moment to check for available flights.

USER: Sure, take your own time.

ASSISTANT: UA airlines with flight 1000 is available on your route.

USER: Please reserve my ticket with this flight.

ASSISTANT: Your ticket is reserved.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for reaching us.