You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Alexander Jackson.

ASSISTANT: How can I amend you today?

USER: I need to attend workshop in Smithsonian Institution at Washington, can you please help me in booking?

ASSISTANT: Sure, I am ravish to help you.

USER: Thank you.

ASSISTANT: Let me know your travelling dates to check the flights.

USER: My travel dates are from 05/30 to 06/01.

ASSISTANT: How much you can afford for this journey?

USER: I can afford upto 500.

ASSISTANT: To proceed booking I need your airport codes.

USER: OAK to IAD are my airport codes.

ASSISTANT: Please, wait.

USER: Ok.

ASSISTANT: There is a flight with airline:AA, flight number:1003, price 200, 1 connection. Shall I proceed?

USER: You can proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you, have a good day.