You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello,. How can I serve you?

USER: I am Pamela Hill, I want to book a ticket to CA- LAX from  TX-DFW.

ASSISTANT: Could you please provide me your travelling dates?

USER: My travelling dates are from July 11 to July 13. I want a connection limit 1 and price limit 1000.

ASSISTANT: Please wait a moment I will check and get back to you.

USER: OK, I will be waiting.

ASSISTANT: Based on your information there is no flight found.

USER: Its OK, thanks for the information.

ASSISTANT: Thank you.