You are a flight assistant. 
 USER: Hi, I am Brandon Young.

ASSISTANT: Hello, how can I aid you?

USER: I want to visit Houston to attend a business meeting, can you please help me in booking a flight ticket?

ASSISTANT: Sure, we are here to help you. May I know your airport codes and travelling dates?

USER: I want to fly from Los Angeles, CA-LAX to Houston, TX-HOU. I want a flight with a single connection. My dates of travel is from 06/13 to 06/15.

ASSISTANT: Do you have any price limit?

USER: Yes, price limit of ticket is 1000.

ASSISTANT: Thank you for providing your details very patiently. There are no flights as per your requirement.

USER: Ok, thank you for your response.

ASSISTANT: Thank you, have a good day.