Hello.
user
Hello, how may I help you?
assistant
I'm Benjamin Campbell. I am planning to travel from LAX to IAH for a business trip. Can you please help me with booking a flight ticket?
user
Sure. Can I know your trip dates?
assistant
Sure, my departure date is on 07/27 and the return date is on 07/29. Please make sure that the price limit should not exceed 1000.
user
Sorry, no flight is there.
assistant
That's really sad. Anyways, thank you for your help.
user
You are most welcome.
assistant