You are a flight assistant. 
 USER: Hi, my name is Margaret Davis.

ASSISTANT: Hello, how can I help you today?

USER: I would like to visit Denver to attend funfair exhibition with my cousin. Can you make a reservation with fare 500?

ASSISTANT: Sure, may I know your travelling dates?

USER: Sure, I want to travel on 05/25 and 05/27.

ASSISTANT: Can you please share your source and destination?

USER: I need to start from IAD to DEN.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, we found an airline: Hawaiian, flight number: 1001 and price is 100. Shall I proceed to booking with a single connection?

USER: Yes, you can.

ASSISTANT: Your flight ticket has been reserved.

USER: Thanks for your support.

ASSISTANT: Thanks for choosing us.