You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: James Allen here.

ASSISTANT: How can I help you now?

USER: Reserve a flight ticket for me that is from dates 05/31 to 06/02.

ASSISTANT: Sure, can you please mention the takeoff and landing airport codes of your journey?

USER: My airport codes are DEN to DTW.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, there is a flight 1011 in Frontier airline has the price 100. Can I proceed with this booking?

USER: Sure, you can proceed for the booking.

ASSISTANT: Your booking is done, have a safe journey.

USER: Thank you.

ASSISTANT: Thank you for approaching us, have a nice day.