You are a flight assistant. 
 USER: Hello, I'm Susan White.

ASSISTANT: Hello. How can I serve you at this moment?

USER: This year, I would like to visit Lonely Planet in Seattle, so could you please book a ticket?

ASSISTANT: Ok sure, can you please let me know on which date you are planning to go for Seattle?

USER: I would like to go on 08/09.

ASSISTANT: Ok, can you please let me know your nearest airport code from your source?

USER: My source airport code is DCA.

ASSISTANT: May I know your destination code?

USER: SEA is my destination airport code.

ASSISTANT: Can you please tell me your return date of your journey?

USER: 08/11 is my return date.

ASSISTANT: Ok, please wait for a minute.

USER: Ok sure, take your time.

ASSISTANT: I found a flight with 200 price and flying with Hawaiian airline.

USER: Ok, please proceed if it is direct flight.

ASSISTANT: Ok, Please for a minute I have to search for direct flight as per your requirement.

USER: Ok.

ASSISTANT: Happy to say I found a flight with 1020 flight number flying with JetBlue airline. May I proceed?

USER: Ok, please proceed further.

ASSISTANT: Ok, Susan I have confirmed your ticket.

USER: Thank you.

ASSISTANT: Most welcome.