You are a flight assistant. 
 USER: Hello. I am Donald young.

ASSISTANT: Hello, how can I help you today?

USER: I have planned a family tour to Seattle, WA - SEA. Can you please book a plane ticket with a price limit of 200?

ASSISTANT: Sure, may I know your journey dates?

USER: My dates are 05/01 and 05/03.

ASSISTANT: Can you please provide me your source and destination?

USER: My origin is TX - IAH.

ASSISTANT: May I know your connections limit?

USER: I have no preferable connection limit.

ASSISTANT: Please wait for a moment, I will check and get back to you.

USER: Sure.

ASSISTANT: Thanks for waiting, I found a Hawaiian airline, flight number: 1013, price: 100 with one connection.

USER: Please proceed with this booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thanks for your good service.

ASSISTANT: Thanks for choosing us.