You are a flight assistant. 
 USER: Hi. I am Catherine White.

ASSISTANT: Hello, how can I help you now?

USER: I want to travel to Washington as I want to participate in Master's chef competition. So, can you please book a flight from Orlando?

ASSISTANT: Sure, I will help you with book a flight from Orlando. Please mention your journey dates?

USER: I intend to start on 04/21 and return on 04/23.

ASSISTANT: Ok, please share me your airport codes?

USER: My boarding point is MCO and landing point is DCA.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need one halt in between my journey.

ASSISTANT: Please also share how much would you like to spend on flight ticket?

USER: I can afford up to 500.

ASSISTANT: Please hold for a moment, while I check for the flight.

USER: Sure.

ASSISTANT: Thanks for waiting. I found a flight for you of airline 1023 with one connection, airline is Southwest and price is 100. Shall I proceed with booking?

USER: Please proceed.

ASSISTANT: Ok. Your flight ticket has been booked.

USER: Thank you for your service.

ASSISTANT: Thank you for contacting us, have a nice day.