You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: My name is Emma Thompson. I want to attend my work shop at Los Angeles, LAS. Can you help me in booking a flight ticket?

ASSISTANT: Sure, can you please help me with your journey dates?

USER: My journey dates are from 11/02 to 11/04.

ASSISTANT: May I know your origin point?

USER: I am boarding at Seattle, SEA.

ASSISTANT: Do you have any price limit?

USER: Price limit is 1000.

ASSISTANT: Thank you for your details. Sorry, we did not found any flights on your given details.

USER: Ok, No problem. Thank you.

ASSISTANT: Thank you for reaching us.