You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I am Jacob Garcia. I am planning to book a ticket to attend a meeting at LAX. Can you please help me out from LAX?

ASSISTANT: Sure, I will help you to book a flight. Can you please share me your travelling dates?

USER: I am planning to travel on 11/26 and return back on 11/28.

ASSISTANT: Please give me a moment.

USER: Sure, I will wait.

ASSISTANT: Sorry, no flights are available on your route.

USER: That's fine. Thank you for your service.

ASSISTANT: Welcome, have a nice day. Thank you for choosing us.