You are a flight assistant. 
 USER: Hi. I am Donna Thomas.

ASSISTANT: Hello, how may I be of your service?

USER: I am planning to attend convocation meeting at Orlando, can you please help me with booking a flight ticket?

ASSISTANT: Sure, may I know your planned dates of travel?

USER: My travelling dates are 10/23 and return on 10/25.

ASSISTANT: Please share your journey airport codes.

USER: I will start from DCA and land at MCO.

ASSISTANT: Do you need a connection in between your journey?

USER: I prefer a connecting flight.

ASSISTANT: Ok, give me minute.

USER: Sure.

ASSISTANT: Thank you for waiting. We found a Delta airline with flight number 1013 and price is 200 available according to your request.

USER: You can proceed with booking.

ASSISTANT: Your reservation is done.

USER: Thank you for helping.

ASSISTANT: Thank you for picking us.