You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Andrew Thompson.

ASSISTANT: How shall I amend you at this moment?

USER: I would like to visit Fort Snelling State Park at Minneapolis & St. Paul, MSP.

ASSISTANT: Fine.

USER: So, please help me with booking a ticket from DCA.

ASSISTANT: On what dates you are willing to travel?

USER: I ha planned to depart on 06/09 and return back on 06/11.

ASSISTANT: Have any specifications?

USER: Yes, I have planned to spend 500 only.

ASSISTANT: UA airline of price 100 with 1 connection in 1028 flight.

USER: Perfect, book it for me.

ASSISTANT: Ticket with this flight has been confirmed.

USER: Thank you for your service.

ASSISTANT: Thank you for picking us.