You are a flight assistant. 
 USER: Hi. I am Jacob Jones.

ASSISTANT: Hello, how can I aid you for the day?

USER: Can you book a flight ticket from SEA to LAX?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Can you please share your travelling dates?

USER: My travelling dates are from Apr 20 to Apr 22.

ASSISTANT: Do you need halt in between your journey?

USER: My depart time is evening and max connection limit is 0.

ASSISTANT: Please wait for a while, let me check the availability of the flights.

USER: Sure.

ASSISTANT: Sorry, no flight found in that route.

USER: Ok, No issues. Thank you.

ASSISTANT: Thank you for choosing us.