You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I best serve you today?

USER: I am planning to visit the Perot museum of nature and science which is located in Dallas & Fort Worth, DFW.

ASSISTANT: Sure, please share me your trip dates.

USER: My trip dates are June 30 and July 02.

ASSISTANT: For booking, we need your good name. Please mention it.

USER: Rachel Hill here.

ASSISTANT: Do you need direct flight or connecting flight?

USER: I prefer connecting flight.

ASSISTANT: May I know your source airport code?

USER: Suddenly, I have changed my decision and I want to start from DFW and land at SEA.

ASSISTANT: We found a Delta airline and 1013 is flight number with a fare of 100. Shall I proceed?

USER: Please proceed with the booking.

ASSISTANT: Your ticket is confirmed with an economy class.

USER: Thanks for your extreme support.

ASSISTANT: Thank you for availing us.