You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I am Donald Carter. I want to book a flight ticket from AZ-PHX to TX-AUS. Can you help me?

ASSISTANT: Sure, can I know your travelling dates?

USER: 03/22 and 03/24 are my travelling dates.

ASSISTANT: We found a flight from Southwest airline with 1 connection and fare is 100 with an economy class. Shall I proceed?

USER: You can reserve it.

ASSISTANT: Your ticket is booked with 1012 flight number.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.