You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Joshua Clark here.

ASSISTANT: How can I assist you with today?

USER: I have planned to attend my friend's marriage in Minneapolis. Can you please help me to get a flight ticket?

ASSISTANT: Yes, I can help you with that. Can you please help me with the source and the destination airport codes?

USER: Airport codes are MSP and MSP on dates of 11/22 and 11/24.

ASSISTANT: OK, let me check for the availability of the flights.

USER: Sure.

ASSISTANT: Joshua, there is a flight available at your requested dates with price 100. Would you like me to proceed the booking?

USER: OK, please book it.

ASSISTANT: Sure. Your booking is confirmed.Your flight number is 1004 and the airline is Frontier. Have a safe journey.

USER: Thank you for booking.

ASSISTANT: You are most welcome. Is there anything else I can help you today?

USER: No, nothing. Thank you for every thing.

ASSISTANT: You are welcome. Thank you for contacting us.