You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello.

USER: I am Donna Maker.

ASSISTANT: How may I amend you today?

USER: Please, book me a flight ticket from Denver, DEN to Minneapolis, MSP for convocation.

ASSISTANT: Sure. May I have your trip dates?

USER: 02/18 - 02/20 are my trip dates.

ASSISTANT: Ok. Give me minute, I will check the availability of flights and revert to you.

USER: Sure.

ASSISTANT: We found a Southwest airline with flight number 1006. It has a connecting flight.

USER: Proceed with my booking.

ASSISTANT: Your reservation is done.

USER: Thank you.

ASSISTANT: Thank you.