You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I have an business meeting in Seattle, WA-SEA. So please help me to check the flight.

ASSISTANT: Sure, will you please provide me your airport codes?

USER: The source airport code is DC-DCA.

ASSISTANT: Ok, provide me your destination airport code?

USER: I have mentioned the destination code already, that is WA-SEA.

ASSISTANT: Fine, may I know your travelling dates?

USER: My travelling dates are 07/13 and 07/15.

ASSISTANT: Ok just hold on, I will check the availability.

USER: Sure, take your time. Please make sure that the flight with connection 1 and price should not exceed 500.

ASSISTANT: Thanks for your patience, but there is no flight available with 1 connection.

USER: Its ok, thank you for your support.

ASSISTANT: Ok, can I proceed with 0 connection?

USER: No, I want a flight with connection 1 only. Don't book my ticket.

ASSISTANT: Sure, for our documentation purpose, may I know your name?

USER: Yes, my name is Scott Thomas. Thank you for your quick response.

ASSISTANT: Thank you for contacting us. Have a nice day.

USER: Ok, thank you.