You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, may I know how best I can help you today?

USER: My name is Frank Taylor. I have to attend a business meeting in Charlotte, can you please help me to find a flight from Minneapolis & St. Paul?

ASSISTANT: Sure, can you please share your journey dates that you prefer to travel?

USER: Sure, the journey dates which I prefer are July/25 and July/27.

ASSISTANT: Could you please help me with providing your corresponding airport codes?

USER: The genesis and terminus airport codes are MSP and CLT.

ASSISTANT: There is a connected  flight in Southwest airlines with the fare 200.

USER: Can I know the departing time of this flight?

ASSISTANT: Depart time is in the evening.

USER: That's perfectly matching to my requirement, please go ahead with the ticket booking.

ASSISTANT: Your booking is done.

USER: Thank you so much for the information and reserving my flight ticket.

ASSISTANT: Thank you.

USER: You are most welcome.