You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am looking for a flight from DEN to DFW, can you help me in booking?

ASSISTANT: Sure, may I know your name please?

USER: Myself Patrick Nelson.

ASSISTANT: Can you please share your travelling dates please?

USER: Sure, my planned travel dates are June 21 and June 23.

ASSISTANT: Do you have any other specifications?

USER: Please look for a connecting flight.

ASSISTANT: Frontier airlines is providing connecting flight for you with the fare of 100 in economy class, shall I proceed with the booking?

USER: That's fine, please proceed with booking.

ASSISTANT: Your ticket is booked with the flight-1022.

USER: Thank you.