You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you with today?

USER: My name is Anna Harris. I like to travel from AUS to IAD.

ASSISTANT: Anna, can you please help me with your travelling dates?

USER: It is from 05/26 to 05/28.

ASSISTANT: OK, let me check that for you.

USER: OK fine.

ASSISTANT: Anna, there is a flight available at your request with price 200. Would you like me to proceed the booking?

USER: Sure, proceed booking my ticket.

ASSISTANT: Sure. Your booking is confirmed.Your flight number is 1011 and the airline is Frontier.

USER: Thank you for your help.

ASSISTANT: You are most welcome.