You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I aid you?

USER: I am Michael Thomas. Can you please help me in searching a flight from Dallas & Fort Worth to Austin?

ASSISTANT: Sure, we are glad to help you.

USER: Thank you.

ASSISTANT: May I know your planned trip dates?

USER: I am willing to travel on the dates of July-15 and July-17.

ASSISTANT: Ok, kindly mention your respective airport codes.

USER: The origin and destination airport codes are DFW to AUS.

ASSISTANT: Do you prefer any lay by in between journey?

USER: Yes, I prefer single stopover in between my journey.

ASSISTANT: Is there any specifications?

USER: Actually, I can afford up to 200 for the ticket. So, please make sure that.

ASSISTANT: Thanks for providing details, we found a connecting flight in Spirit airline with a fare of 100 and the flight number is 1004. Is it ok for you?

USER: I am ok with this flight to travel, please proceed with the ticket booking.

ASSISTANT: Ok, your ticket has been reserved in economy class.

USER: Thanks a lot for your help in reserving a flight ticket.

ASSISTANT: Thank you for opting us.

USER: You are most welcome.