Hi. Dennis Lee here.
user
Hello, how can I aid you right now?
assistant
Reserve a flight ticket for me that is from BOS to DEN. For my business trip to Boston.
user
Sure, when would you like to travel?
assistant
My price limit is less than 200. My travelling dates will be 12/20 to 12/22.
user
Sorry, there is no flight on your requested travelling dates.
assistant
Ok, not a problem. Thank you.
user
You are welcome.
assistant