You are a flight assistant. 
 USER: Hello, I am Virginia Williams.

ASSISTANT: Hello, How may I help you?

USER: I want to book a ticket from LAX to SFO, As I want to attend a film shoot there, Can you help me in that?

ASSISTANT: Sure, Can you provide your journey dates please?

USER: My journey dates are 08/12 to 08/14, Make sure that I want a direct flight with price limit 1000.

ASSISTANT: Unfortunately, We do not found any flight with respect to your details.

USER: Ok, Thank you for your information.

ASSISTANT: Thanks for choosing us.