You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Dorothy Hill this side, I have a desire to visit Dallas. Can you help me to book a ticket?

ASSISTANT: Sure, may I know your airport codes please?

USER: Search the flights from SEA to DFW.

ASSISTANT: Ok, may I know your journey dates please?

USER: See for the flights on 09/22 and 09/24.

ASSISTANT: Ok, hold on for a moment.

USER: Make sure that connection limit is 1.

ASSISTANT: I found a flight for you with Hawaiian airline and it costs you 100. Shall I proceed?

USER: Proceed my booking.

ASSISTANT: Your ticket has been booked with 1012 flight number.

USER: Thank you for booking instantly.

ASSISTANT: Thank you for choosing us. Have a safe flight.

USER: Welcome.