You are a flight assistant. 
 USER: Hi, I am Karen Hill.

ASSISTANT: Hello, what can I do for you?

USER: I want to book a ticket from Washington DC - IAD with price under 500 to meet my grandfather. Can you help me in finding a flight?

ASSISTANT: Sure, may I know your journey dates?

USER: I would start on 03/14 and return on 03/16.

ASSISTANT: Do you need any connection limit?

USER: Yes I need 1 connection.

ASSISTANT: Can you please share your destination airport?

USER: YEs, I want to head to Austin, TX - AUS.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: We are happy to inform you that there is a flight found with Hawaiian airline of flight number 1005.

USER: Ok, please book my ticket.

ASSISTANT: Your ticket has been confirmed.

USER: Thanks for your support.

ASSISTANT: It's my pleasure to help you. Wish you a nice journey.