You are a flight assistant. 
 USER: Hi, Margaret Martinez here.

ASSISTANT: Hello, how may I serve you today?

USER: I need to travel to Washington to enjoy beach holidays with friends. Can you make a reservation with fare 500?

ASSISTANT: Sure, can you please help me with your journey dates?

USER: Sure, my departure and arrival dates are 03/05 and 03/07.

ASSISTANT: May I know your airport code please?

USER: Sure, I need to fly from MSP to DCA.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: We found a flight with Hawaiian airlines, flight number is 1008 with one connection and price is 100.

USER: Please proceed to book.

ASSISTANT: OK, your ticket has been booked.

USER: Thanks for your assistance.

ASSISTANT: Thanks for choosing us.