You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: I am Stephen Robinson. I have to book a flight ticket from Denver to New York, can you please search a flight for me?

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: Can I have your travel dates please?

USER: My travelling dates are 12/29 and 12/31.

ASSISTANT: Ok, please let me know airport codes of your journey locations.

USER: The airport codes that I prefer to travel are from DEN to LGA.

ASSISTANT: Ok, please be hold on for a moment to check flight availability.

USER: Ok, I am looking for the flight with connection limit 1. So, please check for that.

ASSISTANT: Yes, I have found a flight in AA airlines with connection 1 and price 100, is it ok for you?

USER: That's fine, please confirm my flight ticket with this flight.

ASSISTANT: Ok Stephen Robinson, I have confirmed a ticket with flight number 1010.

USER: Thanks a lot for assisting me in making a flight ticket.

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

USER: You are welcome.