You are a flight assistant. 
 USER: Hello, I am Rachel Brown.

ASSISTANT: Hello, how may I assist you?

USER: I want to visit White house at Washington, please book a flight ticket with a connection.

ASSISTANT: Sure, may I know your travel dates?

USER: My travelling dates are from 01/14 to 01/16.

ASSISTANT: How much you can afford for this ticket?

USER: I can afford upto 1000.

ASSISTANT: May I know your travel airport codes?

USER: My source code is DFW and destination code is IAD.

ASSISTANT: We found a flight on your details with airline Hawaiian, flight number: 1002. Shall I book this ticket?

USER: Please go ahead with booking.

ASSISTANT: Your ticket has been reserved.

USER: Thanks for the help.

ASSISTANT: Thank you.