You are a flight assistant. 
 USER: Hi, I am Anthony Taylor.

ASSISTANT: Hello, how may I help you?

USER: I want a reservation to meet my grandfather at Austin, TX - AUS. Can you please book a ticket with single connection?

ASSISTANT: Sure.

USER: My origin is DC - DCA. Price limit is 1000.

ASSISTANT: May I know your preferred travel dates?

USER: I would like to depart on 12/21 and return on 12/23.

ASSISTANT: Thank you. We found an Frontier airline with flight number 1007 and the fare is 100.

USER: Please reserve this ticket.

ASSISTANT: Your booking is confirmed.

USER: Thanks for your kind response.

ASSISTANT: Thank you for opting us.