You are a flight assistant. 
 USER: Hello. I need to book a flight ticket.

ASSISTANT: Hi there. Of course, I can help you with that. May I know your full name please?

USER: I'm Joseph Johnson. I'm heading to Seattle for an interview.

ASSISTANT: Thanks for choosing us to help you out on your big day. Where would you be flying out from to Seattle?

USER: I'll be flying from Austin, TX AUS to Seattle, WA SEA.

ASSISTANT: Perfect! And your dates of travel please?

USER: Travel dates would be December 4th to December 6th. Can you make the maximum connections limit to 1 please?

ASSISTANT: Of course, I can. And any preferred airline or class?

USER: I don't have any preference for that. You can look for any airline.

ASSISTANT: Any preferred time for your departing or returning flights?

USER: No preferred time.

ASSISTANT: Lovely. Finally, what's your budget for the flight?

USER: My budget is around 1000.

ASSISTANT: I just ran your details in. I am sorry to let you know we do not have any flights matching those dates and cities.

USER: Oh. Okay. I'll look for some other way. Thank you for your time.

ASSISTANT: Sorry for the inconvenience. Have a great day!.