You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Daniel Hall here.

ASSISTANT: How may I assist you for the day?

USER: I would like to prefer a flight with lay-by option for my business trip to Detroit. Can you book the flight ticket?

ASSISTANT: Sure, I am here to help you with that. May I know your preferable airport codes?

USER: The airport codes are from HOU to DTW.

ASSISTANT: Can you please share your preferable travel dates?

USER: The travel dates are from 16 Jan to 18 Jan.

ASSISTANT: Which class do you prefer either economy or business?

USER: That does not matter.

ASSISTANT: Do you have  any other specifications?

USER: No.

ASSISTANT: May I know your name please?

USER: I am Daniel Hall.

ASSISTANT: Flight-1010 is available in frontier Airlines with single connection limit and the ticket fare is 300. Shall I proceed with booking?

USER: I am fine with the airlines. You can book it.

ASSISTANT:  Daniel Hall, your booking is done in economy class.

USER: Thank you.

ASSISTANT: Most welcome, thank you for reaching us.Have a safe journey.