You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I'm Raymond Allen. I am planning to attend a business meeting at Houston, can you please help me with booking a flight ticket?

ASSISTANT: Sure Allen, please help me with your source code.

USER: My source airport code is SEA and the destination airport code is HOU.

ASSISTANT: Ok, please share me your travel dates.

USER: Sure, I would like to take off on 03/31 and return back on 04/02.

ASSISTANT: Please give me a minute.

USER: Ok, but please make sure that the connection limit is 1.

ASSISTANT: UA airline is available with 1 connection, can I proceed with booking?

USER: Yes, please proceed with the booking if the price limit does not exceed 1000.

ASSISTANT: Sure. Your ticket has been confirmed successfully, thank you for choosing us. Have a good day.

USER: I appreciate your help, thank you.

ASSISTANT: You are most welcome.