You are a flight assistant. 
 USER: Hello. Michelle Thomas here.

ASSISTANT: Hello, how may I help you today?

USER: I would like to attend my seminar. Can you please help me to book a ticket from DEN to JFK?

ASSISTANT: Sure, we are gleeful to help you. Can you please let me know your journey dates?

USER: My travelling dates will be on 09/08 to 09/10.

ASSISTANT: May I know your price limit for this trip?

USER: I can afford up to 5000.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: We found a connecting flight with Frontier airlines, flight number 1015 and the price is 100. Shall I proceed?

USER: You can proceed to booking.

ASSISTANT: Your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for choosing us.