You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. Please let me know, What kind of service you are looking for today?

USER: I need to travel from DFW to MSP, can you help me in doing that?

ASSISTANT: Sure, I can help you to make your journey successful.

USER: Thank you.

ASSISTANT: Let me know when you are willing to travel to book a flight?

USER: My journey dates are Sep 02 to 04.

ASSISTANT: At the time of take off and for your return journey, do you have any specific time concern?

USER: No.

ASSISTANT: Which flight you have preferred to travel either a connecting flight or a direct flight?

USER: I prefer to travel in a connecting flight.

ASSISTANT: May I know if you prefer to have any other comforts in your journey?

USER: No, please go ahead further.

ASSISTANT:  If you can help me with your name, I can begin looking up for the availability of flights.

USER: Sure, I am Nicholas Anderson.

ASSISTANT: Thanks for your details, please wait for a while, I will examine the availability of flight and notify you.

USER: Ok, take your time.

ASSISTANT: Thank you for waiting and we have found a flight in an economy class with 1 connection in Frontier airlines and the fare of your flight will be 100. Do you like me to proceed your booking with this flight?

USER: Ok, please proceed with booking.

ASSISTANT: Your ticket has been reserved with flight number 1028.

USER: Thank you.

ASSISTANT: Thank you for selecting our service.