You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, Joshua Wilson.

USER: I am Joshua Wilson.

ASSISTANT: How can I assist you today?

USER: I have to give a seminar on my thesis at MSP, so please book a flight.

ASSISTANT: Ok, Can you forward your dates of journey?

USER: Travel dates are 03/06 to 03/08. I need a connecting flight from DCA.

ASSISTANT: Wait for a while.

USER: Ok.

ASSISTANT: Thanks for waiting. There is flight with Spirit airline with the flight number 1000 with the fare of 100. Shall I proceed with booking?

USER: ok, you can proeced to book.

ASSISTANT: Your ticket has been reserved for Spirit airline.

USER: Thanks for your help.

ASSISTANT: Thank you for availing with us.