You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you at this  moment?

USER: I want to attend a Marriage in DTW. Can you please help me for booking the flight ticket from IAH?

ASSISTANT: Sure, I will help you with that. Can I have your  travel  dates please?

USER: My travelling dates are Mar 05 and Mar 07.

ASSISTANT: Ok,  please let me know your  preferences.

USER: I prefer single connecting flight.

ASSISTANT: Can I have your  good  name please?

USER: My name is Michael Carter.

ASSISTANT: Frontier airlines running a flight in your route with connection 1 and the ticket fare is 100 in economy class. Shall I proceed with booking?

USER: Please proceed.

ASSISTANT: Ok,  your  ticket booking has done and the flight number is 1003.

USER: Thanks for helping me.

ASSISTANT: Thank  you  for choosing us, have a  great  journey.