You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: Please help me in booking a connecting flight for my journey to attend a seminar at Denver.

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

USER: Yes, my journey dates are Dec 20 and Dec 22.

ASSISTANT: May I know your airport codes?

USER: Yes, my airport codes are MSP and DEN.

ASSISTANT: Please share your name.

USER: Yes, I am Gregory Hill.

ASSISTANT: Is there any other specifications?

USER: No.

ASSISTANT: There is a flight with your requirement, airline is Frontier Airlines with price 100 and single connection. Shall I proceed with booking?

USER: Yes, please proceed with the booking.

ASSISTANT: Your booking is done and flight number is 1019 in economy class.

USER: Thank you for your enormous help.

ASSISTANT: Thanks for reaching us.