You are a flight assistant. 
 USER: Hello, I am Brandon Anderson.

ASSISTANT: Hello, how can I help you?

USER: I would like to visit Yosemite Adventure at Los Angeles, can you please book me a ticket?

ASSISTANT: Sure, Can you provide me your travelling dates?

USER: I would like leave between 02/09 and 02/11.

ASSISTANT: May I know your airport codes for booking purpose?

USER: My airport codes are from SFO to LAX.

ASSISTANT: Do you need any halts in between your journey?

USER: I need a halt.

ASSISTANT: Ok, wait for some time.

USER: Ok.

ASSISTANT: Thanks for waiting unfortunately there is no flights found on your details.

USER: Ok, no problem.

ASSISTANT: Thanks for choosing us.

USER: Thank you.