You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,may I know your name please?

USER: I am Dorothy Smith and I want to book a flight ticket.

ASSISTANT: Sure, let me know your full details of journey?

USER: I would like to travel from Dallas & Fort Worth, TX-DFW on 05/03 to Detroit, MI-DTW on 05/05.

ASSISTANT: I will check the availability and let you know the information.

USER: OK.

ASSISTANT: Thanks for waiting,I am glad to inform you that there is a flight found based on your specifications. Here are your details flight number:1001 ,airline :Frontier with one connection and price limit is 100.

USER: You can go with this airline.

ASSISTANT: OK, your ticket has been confirmed.

USER: Thank  you for your service.

ASSISTANT: Have a nice journey.