You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Timothy Taylor.

ASSISTANT: How may I help you?

USER: Can you help me to book a flight within 500 price limit?

ASSISTANT: Sure, provide your trip dates to get a flight for you.

USER: My trip dates are 09/25 and 09/27.

ASSISTANT: Ok, may I know your airport codes too?

USER: My airport codes are DEN and DFW.

ASSISTANT: Wait for a while.

USER: Ok.

ASSISTANT: I found a flight-1008 on Frontier airlines, is it ok for you?

USER: Yes, you can proceed.

ASSISTANT: Ticket has been confirmed with your name.

USER: Thank you for your help.

ASSISTANT: Thanks for choosing us.